Home / 11,713-18,613

Finding the Third Proportional to 11,713 and 18,613

Calculator

Solution

The third proportional to 11,713 and 18,613 is: 29,577.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,713 : 18,613 = 18,613 : x
  2. Step 2: Convert to fraction form
    11,713/18,613 = 18,613/x
  3. Step 3: Cross multiply
    11,713x = 18,613 × 18,613
  4. Step 4: Simplify right side
    11,713x = 346,443,769
  5. Step 5: Solve for x
    x = 346,443,769/11,713
  6. Step 6: Final answer
    x = 29,577.71

Related Problems

Find third proportional to 5,856.50 and 9,306.50
Half scale
Find third proportional to 23,426 and 37,226
Double scale
Find third proportional to 11,715 and 18,616
Similar ratio
Find third proportional to 17,569.50 and 27,919.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.