Conversion formula

The conversion factor from tablespoons to gallons is 0.0039062500000132, which means that 1 tablespoon is equal to 0.0039062500000132 gallons:

1 tbsp = 0.0039062500000132 gal

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

1 tbsp → 0.0039062500000132 gal

15.5 tbsp → V_(gal)

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

V_(gal) = 15.5 tbsp × 0.0039062500000132 gal

V_(gal) = 0.060546875000205 gal

The final result is:

15.5 tbsp → 0.060546875000205 gal

We conclude that 15.5 tablespoons is equivalent to 0.060546875000205 gallons:

15.5 tablespoons = 0.060546875000205 gallons

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 gallon is equal to 16.516129032202 × 15.5 tablespoons.

Another way is saying that 15.5 tablespoons is equal to 1 ÷ 16.516129032202 gallons.

Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that fifteen point five tablespoons is approximately zero point zero six one gallons:

15.5 tbsp ≅ 0.061 gal

An alternative is also that one gallon is approximately sixteen point five one six times fifteen point five tablespoons.

Conversion table

tablespoons to gallons chart

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