Home / 27,129-40,665

Finding the Third Proportional to 27,129 and 40,665

Calculator

Solution

The third proportional to 27,129 and 40,665 is: 60,954.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,129 : 40,665 = 40,665 : x
  2. Step 2: Convert to fraction form
    27,129/40,665 = 40,665/x
  3. Step 3: Cross multiply
    27,129x = 40,665 × 40,665
  4. Step 4: Simplify right side
    27,129x = 1,653,642,225
  5. Step 5: Solve for x
    x = 1,653,642,225/27,129
  6. Step 6: Final answer
    x = 60,954.78

Related Problems

Find third proportional to 13,564.50 and 20,332.50
Half scale
Find third proportional to 54,258 and 81,330
Double scale
Find third proportional to 27,131 and 40,668
Similar ratio
Find third proportional to 40,693.50 and 60,997.50
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.