Proportions (Solving)

Solve the proportion.

1. $\dfrac{n}{12}=\dfrac{3}{4}$

2. $\dfrac{50}{20}=\dfrac{z}{16}$

3. $\dfrac{25}{3}=\dfrac{t}{51}$

4. $\dfrac{6}{c}=\dfrac{54}{99}$

5. $\dfrac{n}{14}=\dfrac{63}{84}$

6. $\dfrac{2.1}{0.9}=\dfrac{27.3}{y}$

7. $\dfrac{16.2}{67.4}=\dfrac{x}{134.8}$

8. $\dfrac{8}{a}=\dfrac{0.4}{0.62}$

9. $\dfrac{b}{1.8}=\dfrac{49.6}{14.4}$

10. $\dfrac{2}{3}=\dfrac{4}{z}$

11. $\dfrac{6}{a}=\dfrac{3}{1}$

12. $\dfrac{39}{13}=\dfrac{9}{d}$