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Finding the Fourth Proportional to 17,908.47, 24,712.48 and 9,841.95

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Solution

The fourth proportional to 17,908.47, 24,712.48 and 9,841.95 is: 13,581.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,908.47 : 24,712.48 = 9,841.95 : x
  2. Step 2: Convert to fraction form
    17,908.47/24,712.48 = 9,841.95/x
  3. Step 3: Cross multiply
    17,908.47x = 24,712.48 × 9,841.95
  4. Step 4: Simplify right side
    17,908.47x = 243,218,963.02
  5. Step 5: Solve for x
    x = 243,218,963.02/17,908.47
  6. Step 6: Final answer
    x = 13,581.23

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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.