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Finding the Fourth Proportional to 17,624.60, 26,436.90 and 15,000.20

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Solution

The fourth proportional to 17,624.60, 26,436.90 and 15,000.20 is: 22,500.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,624.60 : 26,436.90 = 15,000.20 : x
  2. Step 2: Convert to fraction form
    17,624.60/26,436.90 = 15,000.20/x
  3. Step 3: Cross multiply
    17,624.60x = 26,436.90 × 15,000.20
  4. Step 4: Simplify right side
    17,624.60x = 396,558,787.38
  5. Step 5: Solve for x
    x = 396,558,787.38/17,624.60
  6. Step 6: Final answer
    x = 22,500.30

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.