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Finding the Fourth Proportional to 17,512.80, 24,167.04 and 9,959.04

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Solution

The fourth proportional to 17,512.80, 24,167.04 and 9,959.04 is: 13,743.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,512.80 : 24,167.04 = 9,959.04 : x
  2. Step 2: Convert to fraction form
    17,512.80/24,167.04 = 9,959.04/x
  3. Step 3: Cross multiply
    17,512.80x = 24,167.04 × 9,959.04
  4. Step 4: Simplify right side
    17,512.80x = 240,680,518.04
  5. Step 5: Solve for x
    x = 240,680,518.04/17,512.80
  6. Step 6: Final answer
    x = 13,743.12

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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.