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Finding the Fourth Proportional to 29,175.39, 43,770.06 and 9,453.96

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Solution

The fourth proportional to 29,175.39, 43,770.06 and 9,453.96 is: 14,183.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,175.39 : 43,770.06 = 9,453.96 : x
  2. Step 2: Convert to fraction form
    29,175.39/43,770.06 = 9,453.96/x
  3. Step 3: Cross multiply
    29,175.39x = 43,770.06 × 9,453.96
  4. Step 4: Simplify right side
    29,175.39x = 413,800,396.44
  5. Step 5: Solve for x
    x = 413,800,396.44/29,175.39
  6. Step 6: Final answer
    x = 14,183.20

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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.