Home / 17,489.20-24,135.84-9,531.87

Finding the Fourth Proportional to 17,489.20, 24,135.84 and 9,531.87

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Solution

The fourth proportional to 17,489.20, 24,135.84 and 9,531.87 is: 13,154.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,489.20 : 24,135.84 = 9,531.87 : x
  2. Step 2: Convert to fraction form
    17,489.20/24,135.84 = 9,531.87/x
  3. Step 3: Cross multiply
    17,489.20x = 24,135.84 × 9,531.87
  4. Step 4: Simplify right side
    17,489.20x = 230,059,689.22
  5. Step 5: Solve for x
    x = 230,059,689.22/17,489.20
  6. Step 6: Final answer
    x = 13,154.39

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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.