Finding the Third Proportional to 10,940 and 16,421
Calculator
Solution
The third proportional to 10,940 and 16,421 is: 24,648.01
Step by Step Solution
- Step 1: Write the proportion equation
10,940 : 16,421 = 16,421 : x - Step 2: Convert to fraction form
10,940/16,421 = 16,421/x - Step 3: Cross multiply
10,940x = 16,421 × 16,421 - Step 4: Simplify right side
10,940x = 269,649,241 - Step 5: Solve for x
x = 269,649,241/10,940 - Step 6: Final answer
x = 24,648.01
Related Problems
Find third proportional to 5,470 and 8,210.50
Half scale
Find third proportional to 21,880 and 32,842
Double scale
Find third proportional to 10,942 and 16,424
Similar ratio
Find third proportional to 16,410 and 24,631.50
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.