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Finding the Fourth Proportional to 20,324.00, 28,046.00 and 11,248.97

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Solution

The fourth proportional to 20,324.00, 28,046.00 and 11,248.97 is: 15,522.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,324.00 : 28,046.00 = 11,248.97 : x
  2. Step 2: Convert to fraction form
    20,324.00/28,046.00 = 11,248.97/x
  3. Step 3: Cross multiply
    20,324.00x = 28,046.00 × 11,248.97
  4. Step 4: Simplify right side
    20,324.00x = 315,488,416.15
  5. Step 5: Solve for x
    x = 315,488,416.15/20,324.00
  6. Step 6: Final answer
    x = 15,522.95

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1.5x scale

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.