Finding the Third Proportional to 13,944 and 20,451
Calculator
Solution
The third proportional to 13,944 and 20,451 is: 29,994.51
Step by Step Solution
- Step 1: Write the proportion equation
13,944 : 20,451 = 20,451 : x - Step 2: Convert to fraction form
13,944/20,451 = 20,451/x - Step 3: Cross multiply
13,944x = 20,451 × 20,451 - Step 4: Simplify right side
13,944x = 418,243,401 - Step 5: Solve for x
x = 418,243,401/13,944 - Step 6: Final answer
x = 29,994.51
Related Problems
Find third proportional to 6,972 and 10,225.50
Half scale
Find third proportional to 27,888 and 40,902
Double scale
Find third proportional to 13,946 and 20,454
Similar ratio
Find third proportional to 20,916 and 30,676.50
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.