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Finding the Fourth Proportional to 34,671.17, 52,006.89 and 8,375.87

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Solution

The fourth proportional to 34,671.17, 52,006.89 and 8,375.87 is: 12,563.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,671.17 : 52,006.89 = 8,375.87 : x
  2. Step 2: Convert to fraction form
    34,671.17/52,006.89 = 8,375.87/x
  3. Step 3: Cross multiply
    34,671.17x = 52,006.89 × 8,375.87
  4. Step 4: Simplify right side
    34,671.17x = 435,602,949.74
  5. Step 5: Solve for x
    x = 435,602,949.74/34,671.17
  6. Step 6: Final answer
    x = 12,563.84

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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.