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Finding the Fourth Proportional to 17,906.14, 24,711.51 and 9,948.88

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Solution

The fourth proportional to 17,906.14, 24,711.51 and 9,948.88 is: 13,730.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,906.14 : 24,711.51 = 9,948.88 : x
  2. Step 2: Convert to fraction form
    17,906.14/24,711.51 = 9,948.88/x
  3. Step 3: Cross multiply
    17,906.14x = 24,711.51 × 9,948.88
  4. Step 4: Simplify right side
    17,906.14x = 245,851,847.61
  5. Step 5: Solve for x
    x = 245,851,847.61/17,906.14
  6. Step 6: Final answer
    x = 13,730.03

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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.