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Finding the Fourth Proportional to 29,841.71, 44,759.22 and 7,655.61

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Solution

The fourth proportional to 29,841.71, 44,759.22 and 7,655.61 is: 11,482.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,841.71 : 44,759.22 = 7,655.61 : x
  2. Step 2: Convert to fraction form
    29,841.71/44,759.22 = 7,655.61/x
  3. Step 3: Cross multiply
    29,841.71x = 44,759.22 × 7,655.61
  4. Step 4: Simplify right side
    29,841.71x = 342,659,132.22
  5. Step 5: Solve for x
    x = 342,659,132.22/29,841.71
  6. Step 6: Final answer
    x = 11,482.56

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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.