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Finding the Fourth Proportional to 41,287.02, 56,976.20 and 24,291.90

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Solution

The fourth proportional to 41,287.02, 56,976.20 and 24,291.90 is: 33,522.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,287.02 : 56,976.20 = 24,291.90 : x
  2. Step 2: Convert to fraction form
    41,287.02/56,976.20 = 24,291.90/x
  3. Step 3: Cross multiply
    41,287.02x = 56,976.20 × 24,291.90
  4. Step 4: Simplify right side
    41,287.02x = 1,384,060,152.78
  5. Step 5: Solve for x
    x = 1,384,060,152.78/41,287.02
  6. Step 6: Final answer
    x = 33,522.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.