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Finding the Fourth Proportional to 16,882.61, 25,323.92 and 4,402.60

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Solution

The fourth proportional to 16,882.61, 25,323.92 and 4,402.60 is: 6,603.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,882.61 : 25,323.92 = 4,402.60 : x
  2. Step 2: Convert to fraction form
    16,882.61/25,323.92 = 4,402.60/x
  3. Step 3: Cross multiply
    16,882.61x = 25,323.92 × 4,402.60
  4. Step 4: Simplify right side
    16,882.61x = 111,491,101.20
  5. Step 5: Solve for x
    x = 111,491,101.20/16,882.61
  6. Step 6: Final answer
    x = 6,603.90

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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.