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Unit Converter

Conversion formula

The conversion factor from gallons to cubic feet is 0.1336805555555, which means that 1 gallon is equal to 0.1336805555555 cubic feet:

1 gal = 0.1336805555555 ft3

To convert 13.8 gallons into cubic feet we have to multiply 13.8 by the conversion factor in order to get the volume amount from gallons to cubic feet. We can also form a simple proportion to calculate the result:

1 gal → 0.1336805555555 ft3

13.8 gal → V(ft3)

Solve the above proportion to obtain the volume V in cubic feet:

V(ft3) = 13.8 gal × 0.1336805555555 ft3

V(ft3) = 1.8447916666659 ft3

The final result is:

13.8 gal → 1.8447916666659 ft3

We conclude that 13.8 gallons is equivalent to 1.8447916666659 cubic feet:

13.8 gallons = 1.8447916666659 cubic feet

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 cubic foot is equal to 0.54206662902337 × 13.8 gallons.

Another way is saying that 13.8 gallons is equal to 1 ÷ 0.54206662902337 cubic feet.

Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that thirteen point eight gallons is approximately one point eight four five cubic feet:

13.8 gal ≅ 1.845 ft3

An alternative is also that one cubic foot is approximately zero point five four two times thirteen point eight gallons.

Conversion table

gallons to cubic feet chart

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

gallons (gal) cubic feet (ft3)
14.8 gallons 1.978 cubic feet
15.8 gallons 2.112 cubic feet
16.8 gallons 2.246 cubic feet
17.8 gallons 2.38 cubic feet
18.8 gallons 2.513 cubic feet
19.8 gallons 2.647 cubic feet
20.8 gallons 2.781 cubic feet
21.8 gallons 2.914 cubic feet
22.8 gallons 3.048 cubic feet
23.8 gallons 3.182 cubic feet