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Finding the Fourth Proportional to 16,773.71, 25,163.73 and 5,677.41

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Solution

The fourth proportional to 16,773.71, 25,163.73 and 5,677.41 is: 8,517.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,773.71 : 25,163.73 = 5,677.41 : x
  2. Step 2: Convert to fraction form
    16,773.71/25,163.73 = 5,677.41/x
  3. Step 3: Cross multiply
    16,773.71x = 25,163.73 × 5,677.41
  4. Step 4: Simplify right side
    16,773.71x = 142,864,812.34
  5. Step 5: Solve for x
    x = 142,864,812.34/16,773.71
  6. Step 6: Final answer
    x = 8,517.19

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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.