Home / 39,830-54,126

Finding the Third Proportional to 39,830 and 54,126

Calculator

Solution

The third proportional to 39,830 and 54,126 is: 73,553.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,830 : 54,126 = 54,126 : x
  2. Step 2: Convert to fraction form
    39,830/54,126 = 54,126/x
  3. Step 3: Cross multiply
    39,830x = 54,126 × 54,126
  4. Step 4: Simplify right side
    39,830x = 2,929,623,876
  5. Step 5: Solve for x
    x = 2,929,623,876/39,830
  6. Step 6: Final answer
    x = 73,553.20

Related Problems

Find third proportional to 19,915 and 27,063
Half scale
Find third proportional to 79,660 and 108,252
Double scale
Find third proportional to 39,832 and 54,129
Similar ratio
Find third proportional to 59,745 and 81,189
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.