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Finding the Fourth Proportional to 21,532.52, 32,304.95 and 9,046.12

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Solution

The fourth proportional to 21,532.52, 32,304.95 and 9,046.12 is: 13,571.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,532.52 : 32,304.95 = 9,046.12 : x
  2. Step 2: Convert to fraction form
    21,532.52/32,304.95 = 9,046.12/x
  3. Step 3: Cross multiply
    21,532.52x = 32,304.95 × 9,046.12
  4. Step 4: Simplify right side
    21,532.52x = 292,234,454.29
  5. Step 5: Solve for x
    x = 292,234,454.29/21,532.52
  6. Step 6: Final answer
    x = 13,571.77

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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.