Home / 38,675-82,408

Finding the Third Proportional to 38,675 and 82,408

Calculator

Solution

The third proportional to 38,675 and 82,408 is: 175,593.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,675 : 82,408 = 82,408 : x
  2. Step 2: Convert to fraction form
    38,675/82,408 = 82,408/x
  3. Step 3: Cross multiply
    38,675x = 82,408 × 82,408
  4. Step 4: Simplify right side
    38,675x = 6,791,078,464
  5. Step 5: Solve for x
    x = 6,791,078,464/38,675
  6. Step 6: Final answer
    x = 175,593.50

Related Problems

Find third proportional to 19,337.50 and 41,204
Half scale
Find third proportional to 77,350 and 164,816
Double scale
Find third proportional to 38,677 and 82,412
Similar ratio
Find third proportional to 58,012.50 and 123,612
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.