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Finding the Fourth Proportional to 37,752.70, 56,637 and 15,565.90

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Solution

The fourth proportional to 37,752.70, 56,637 and 15,565.90 is: 23,352.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,752.70 : 56,637 = 15,565.90 : x
  2. Step 2: Convert to fraction form
    37,752.70/56,637 = 15,565.90/x
  3. Step 3: Cross multiply
    37,752.70x = 56,637 × 15,565.90
  4. Step 4: Simplify right side
    37,752.70x = 881,605,878.30
  5. Step 5: Solve for x
    x = 881,605,878.30/37,752.70
  6. Step 6: Final answer
    x = 23,352.13

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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.