Home / 41,612.20-62,418.30-13,906.60

Finding the Fourth Proportional to 41,612.20, 62,418.30 and 13,906.60

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Solution

The fourth proportional to 41,612.20, 62,418.30 and 13,906.60 is: 20,859.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,612.20 : 62,418.30 = 13,906.60 : x
  2. Step 2: Convert to fraction form
    41,612.20/62,418.30 = 13,906.60/x
  3. Step 3: Cross multiply
    41,612.20x = 62,418.30 × 13,906.60
  4. Step 4: Simplify right side
    41,612.20x = 868,026,330.78
  5. Step 5: Solve for x
    x = 868,026,330.78/41,612.20
  6. Step 6: Final answer
    x = 20,859.90

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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.