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Finding the Fourth Proportional to 29,614.56, 44,421.92 and 8,837.60

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Solution

The fourth proportional to 29,614.56, 44,421.92 and 8,837.60 is: 13,256.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,614.56 : 44,421.92 = 8,837.60 : x
  2. Step 2: Convert to fraction form
    29,614.56/44,421.92 = 8,837.60/x
  3. Step 3: Cross multiply
    29,614.56x = 44,421.92 × 8,837.60
  4. Step 4: Simplify right side
    29,614.56x = 392,583,160.19
  5. Step 5: Solve for x
    x = 392,583,160.19/29,614.56
  6. Step 6: Final answer
    x = 13,256.42

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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.