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Finding the Fourth Proportional to 16,452.78, 24,664.21 and 8,546.04

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Solution

The fourth proportional to 16,452.78, 24,664.21 and 8,546.04 is: 12,811.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,452.78 : 24,664.21 = 8,546.04 : x
  2. Step 2: Convert to fraction form
    16,452.78/24,664.21 = 8,546.04/x
  3. Step 3: Cross multiply
    16,452.78x = 24,664.21 × 8,546.04
  4. Step 4: Simplify right side
    16,452.78x = 210,781,325.23
  5. Step 5: Solve for x
    x = 210,781,325.23/16,452.78
  6. Step 6: Final answer
    x = 12,811.29

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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.