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Finding the Fourth Proportional to 16,788.92, 25,166.97 and 6,251.22

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Solution

The fourth proportional to 16,788.92, 25,166.97 and 6,251.22 is: 9,370.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,788.92 : 25,166.97 = 6,251.22 : x
  2. Step 2: Convert to fraction form
    16,788.92/25,166.97 = 6,251.22/x
  3. Step 3: Cross multiply
    16,788.92x = 25,166.97 × 6,251.22
  4. Step 4: Simplify right side
    16,788.92x = 157,324,266.20
  5. Step 5: Solve for x
    x = 157,324,266.20/16,788.92
  6. Step 6: Final answer
    x = 9,370.72

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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.