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Finding the Fourth Proportional to 29,342.52, 44,013.12 and 7,156.02

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Solution

The fourth proportional to 29,342.52, 44,013.12 and 7,156.02 is: 10,733.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,342.52 : 44,013.12 = 7,156.02 : x
  2. Step 2: Convert to fraction form
    29,342.52/44,013.12 = 7,156.02/x
  3. Step 3: Cross multiply
    29,342.52x = 44,013.12 × 7,156.02
  4. Step 4: Simplify right side
    29,342.52x = 314,958,766.98
  5. Step 5: Solve for x
    x = 314,958,766.98/29,342.52
  6. Step 6: Final answer
    x = 10,733.87

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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.