## Conversion formula

The conversion factor from cubic inches to tablespoons is 1.1082251082238, which means that 1 cubic inch is equal to 1.1082251082238 tablespoons:

1 in3 = 1.1082251082238 tbsp

To convert 15.5 cubic inches into tablespoons we have to multiply 15.5 by the conversion factor in order to get the volume amount from cubic inches to tablespoons. We can also form a simple proportion to calculate the result:

1 in3 → 1.1082251082238 tbsp

15.5 in3 → V(tbsp)

Solve the above proportion to obtain the volume V in tablespoons:

V(tbsp) = 15.5 in3 × 1.1082251082238 tbsp

V(tbsp) = 17.177489177469 tbsp

The final result is:

15.5 in3 → 17.177489177469 tbsp

We conclude that 15.5 cubic inches is equivalent to 17.177489177469 tablespoons:

15.5 cubic inches = 17.177489177469 tablespoons

## Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 tablespoon is equal to 0.058215725806521 × 15.5 cubic inches.

Another way is saying that 15.5 cubic inches is equal to 1 ÷ 0.058215725806521 tablespoons.

## Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that fifteen point five cubic inches is approximately seventeen point one seven seven tablespoons:

15.5 in3 ≅ 17.177 tbsp

An alternative is also that one tablespoon is approximately zero point zero five eight times fifteen point five cubic inches.

## Conversion table

### cubic inches to tablespoons chart

For quick reference purposes, below is the conversion table you can use to convert from cubic inches to tablespoons

cubic inches (in3) tablespoons (tbsp)
16.5 cubic inches 18.286 tablespoons
17.5 cubic inches 19.394 tablespoons
18.5 cubic inches 20.502 tablespoons
19.5 cubic inches 21.61 tablespoons
20.5 cubic inches 22.719 tablespoons
21.5 cubic inches 23.827 tablespoons
22.5 cubic inches 24.935 tablespoons
23.5 cubic inches 26.043 tablespoons
24.5 cubic inches 27.152 tablespoons
25.5 cubic inches 28.26 tablespoons