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Finding the Fourth Proportional to 16,773.60, 25,163.10 and 5,680.97

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Solution

The fourth proportional to 16,773.60, 25,163.10 and 5,680.97 is: 8,522.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,773.60 : 25,163.10 = 5,680.97 : x
  2. Step 2: Convert to fraction form
    16,773.60/25,163.10 = 5,680.97/x
  3. Step 3: Cross multiply
    16,773.60x = 25,163.10 × 5,680.97
  4. Step 4: Simplify right side
    16,773.60x = 142,950,690.39
  5. Step 5: Solve for x
    x = 142,950,690.39/16,773.60
  6. Step 6: Final answer
    x = 8,522.36

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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.