Home / 42,115.60-63,246.30-22,432.60

Finding the Fourth Proportional to 42,115.60, 63,246.30 and 22,432.60

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Solution

The fourth proportional to 42,115.60, 63,246.30 and 22,432.60 is: 33,687.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,115.60 : 63,246.30 = 22,432.60 : x
  2. Step 2: Convert to fraction form
    42,115.60/63,246.30 = 22,432.60/x
  3. Step 3: Cross multiply
    42,115.60x = 63,246.30 × 22,432.60
  4. Step 4: Simplify right side
    42,115.60x = 1,418,778,949.38
  5. Step 5: Solve for x
    x = 1,418,778,949.38/42,115.60
  6. Step 6: Final answer
    x = 33,687.73

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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.