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Finding the Fourth Proportional to 16,120, 24,193 and 8,331.04

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Solution

The fourth proportional to 16,120, 24,193 and 8,331.04 is: 12,503.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,120 : 24,193 = 8,331.04 : x
  2. Step 2: Convert to fraction form
    16,120/24,193 = 8,331.04/x
  3. Step 3: Cross multiply
    16,120x = 24,193 × 8,331.04
  4. Step 4: Simplify right side
    16,120x = 201,552,850.72
  5. Step 5: Solve for x
    x = 201,552,850.72/16,120
  6. Step 6: Final answer
    x = 12,503.28

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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.