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Finding the Fourth Proportional to 17,672.52, 26,508.72 and 4,524.84

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Solution

The fourth proportional to 17,672.52, 26,508.72 and 4,524.84 is: 6,787.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,672.52 : 26,508.72 = 4,524.84 : x
  2. Step 2: Convert to fraction form
    17,672.52/26,508.72 = 4,524.84/x
  3. Step 3: Cross multiply
    17,672.52x = 26,508.72 × 4,524.84
  4. Step 4: Simplify right side
    17,672.52x = 119,947,716.60
  5. Step 5: Solve for x
    x = 119,947,716.60/17,672.52
  6. Step 6: Final answer
    x = 6,787.24

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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.