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Finding the Fourth Proportional to 29,832.10, 44,748.48 and 8,772.55

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Solution

The fourth proportional to 29,832.10, 44,748.48 and 8,772.55 is: 13,158.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,832.10 : 44,748.48 = 8,772.55 : x
  2. Step 2: Convert to fraction form
    29,832.10/44,748.48 = 8,772.55/x
  3. Step 3: Cross multiply
    29,832.10x = 44,748.48 × 8,772.55
  4. Step 4: Simplify right side
    29,832.10x = 392,558,450.96
  5. Step 5: Solve for x
    x = 392,558,450.96/29,832.10
  6. Step 6: Final answer
    x = 13,158.93

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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.