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Finding the Fourth Proportional to 22,576.52, 33,867.98 and 9,425.90

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Solution

The fourth proportional to 22,576.52, 33,867.98 and 9,425.90 is: 14,140.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,576.52 : 33,867.98 = 9,425.90 : x
  2. Step 2: Convert to fraction form
    22,576.52/33,867.98 = 9,425.90/x
  3. Step 3: Cross multiply
    22,576.52x = 33,867.98 × 9,425.90
  4. Step 4: Simplify right side
    22,576.52x = 319,235,976.21
  5. Step 5: Solve for x
    x = 319,235,976.21/22,576.52
  6. Step 6: Final answer
    x = 14,140.18

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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.