Home / 42,649.14-63,974.52-14,575.62

Finding the Fourth Proportional to 42,649.14, 63,974.52 and 14,575.62

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Solution

The fourth proportional to 42,649.14, 63,974.52 and 14,575.62 is: 21,863.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,649.14 : 63,974.52 = 14,575.62 : x
  2. Step 2: Convert to fraction form
    42,649.14/63,974.52 = 14,575.62/x
  3. Step 3: Cross multiply
    42,649.14x = 63,974.52 × 14,575.62
  4. Step 4: Simplify right side
    42,649.14x = 932,468,293.20
  5. Step 5: Solve for x
    x = 932,468,293.20/42,649.14
  6. Step 6: Final answer
    x = 21,863.71

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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.