What is the answer to 4/x = 2/19 ?

The answer to 4/x = 2/19 is x=38

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4/x = 2/19

\frac{4}{x} = \frac{2}{19}

x = 38

Solution steps

\frac{4}{x} = \frac{2}{19}

Cross multiply

76 = x \cdot 2

Switch sides

x \cdot 2 = 76

Divide both sides by

2

x = 38

Verify Solutions

Find undefined (singularity) points:

x = 0

Combine undefined points with solutions:

x = 38

- \frac{2}{7} = \frac{12}{x}

\frac{2}{x + 1} = 3

- \frac{2}{9} = \frac{8}{- 3 x}

\frac{200 P - 5000}{200 P} = 0.3

\frac{3}{5} = \frac{9}{x}