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Finding the Fourth Proportional to 29,591.96, 44,387.48 and 8,815.46

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Solution

The fourth proportional to 29,591.96, 44,387.48 and 8,815.46 is: 13,223.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,591.96 : 44,387.48 = 8,815.46 : x
  2. Step 2: Convert to fraction form
    29,591.96/44,387.48 = 8,815.46/x
  3. Step 3: Cross multiply
    29,591.96x = 44,387.48 × 8,815.46
  4. Step 4: Simplify right side
    29,591.96x = 391,296,054.44
  5. Step 5: Solve for x
    x = 391,296,054.44/29,591.96
  6. Step 6: Final answer
    x = 13,223.05

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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.