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Finding the Fourth Proportional to 17,124.57, 25,682.89 and 6,591.12

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Solution

The fourth proportional to 17,124.57, 25,682.89 and 6,591.12 is: 9,885.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,124.57 : 25,682.89 = 6,591.12 : x
  2. Step 2: Convert to fraction form
    17,124.57/25,682.89 = 6,591.12/x
  3. Step 3: Cross multiply
    17,124.57x = 25,682.89 × 6,591.12
  4. Step 4: Simplify right side
    17,124.57x = 169,279,009.94
  5. Step 5: Solve for x
    x = 169,279,009.94/17,124.57
  6. Step 6: Final answer
    x = 9,885.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.