Conversion formula

The conversion factor from cups to gallons is 0.0625, which means that 1 cup is equal to 0.0625 gallons:

1 cup = 0.0625 gal

To convert 15.3 cups into gallons we have to multiply 15.3 by the conversion factor in order to get the volume amount from cups to gallons. We can also form a simple proportion to calculate the result:

1 cup → 0.0625 gal

15.3 cup → V_(gal)

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

V_(gal) = 15.3 cup × 0.0625 gal

V_(gal) = 0.95625 gal

The final result is:

15.3 cup → 0.95625 gal

We conclude that 15.3 cups is equivalent to 0.95625 gallons:

15.3 cups = 0.95625 gallons

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 gallon is equal to 1.0457516339869 × 15.3 cups.

Another way is saying that 15.3 cups is equal to 1 ÷ 1.0457516339869 gallons.

Approximate result

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

15.3 cup ≅ 0.956 gal

An alternative is also that one gallon is approximately one point zero four six times fifteen point three cups.

Conversion table

cups to gallons chart

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