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Finding the Fourth Proportional to 17,461.52, 24,125.12 and 12,179.92

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Solution

The fourth proportional to 17,461.52, 24,125.12 and 12,179.92 is: 16,827.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,461.52 : 24,125.12 = 12,179.92 : x
  2. Step 2: Convert to fraction form
    17,461.52/24,125.12 = 12,179.92/x
  3. Step 3: Cross multiply
    17,461.52x = 24,125.12 × 12,179.92
  4. Step 4: Simplify right side
    17,461.52x = 293,841,967.03
  5. Step 5: Solve for x
    x = 293,841,967.03/17,461.52
  6. Step 6: Final answer
    x = 16,827.97

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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.