Conversion formula

The conversion factor from teaspoons to gallons is 0.0013020833333325, which means that 1 teaspoon is equal to 0.0013020833333325 gallons:

1 tsp = 0.0013020833333325 gal

To convert 30.9 teaspoons into gallons we have to multiply 30.9 by the conversion factor in order to get the volume amount from teaspoons to gallons. We can also form a simple proportion to calculate the result:

1 tsp → 0.0013020833333325 gal

30.9 tsp → V_(gal)

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

V_(gal) = 30.9 tsp × 0.0013020833333325 gal

V_(gal) = 0.040234374999973 gal

The final result is:

30.9 tsp → 0.040234374999973 gal

We conclude that 30.9 teaspoons is equivalent to 0.040234374999973 gallons:

30.9 teaspoons = 0.040234374999973 gallons

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 gallon is equal to 24.854368932056 × 30.9 teaspoons.

Another way is saying that 30.9 teaspoons is equal to 1 ÷ 24.854368932056 gallons.

Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that thirty point nine teaspoons is approximately zero point zero four gallons:

30.9 tsp ≅ 0.04 gal

An alternative is also that one gallon is approximately twenty-four point eight five four times thirty point nine teaspoons.

Conversion table

teaspoons to gallons chart

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