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Finding the Fourth Proportional to 16,708.92, 25,068 and 14,872.86

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Solution

The fourth proportional to 16,708.92, 25,068 and 14,872.86 is: 22,313.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,708.92 : 25,068 = 14,872.86 : x
  2. Step 2: Convert to fraction form
    16,708.92/25,068 = 14,872.86/x
  3. Step 3: Cross multiply
    16,708.92x = 25,068 × 14,872.86
  4. Step 4: Simplify right side
    16,708.92x = 372,832,854.48
  5. Step 5: Solve for x
    x = 372,832,854.48/16,708.92
  6. Step 6: Final answer
    x = 22,313.40

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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.