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Finding the Fourth Proportional to 29,372.64, 44,063.16 and 11,841.12

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Solution

The fourth proportional to 29,372.64, 44,063.16 and 11,841.12 is: 17,763.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,372.64 : 44,063.16 = 11,841.12 : x
  2. Step 2: Convert to fraction form
    29,372.64/44,063.16 = 11,841.12/x
  3. Step 3: Cross multiply
    29,372.64x = 44,063.16 × 11,841.12
  4. Step 4: Simplify right side
    29,372.64x = 521,757,165.14
  5. Step 5: Solve for x
    x = 521,757,165.14/29,372.64
  6. Step 6: Final answer
    x = 17,763.37

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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.