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Finding the Fourth Proportional to 29,080.68, 43,623.72 and 9,354.56

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Solution

The fourth proportional to 29,080.68, 43,623.72 and 9,354.56 is: 14,032.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,080.68 : 43,623.72 = 9,354.56 : x
  2. Step 2: Convert to fraction form
    29,080.68/43,623.72 = 9,354.56/x
  3. Step 3: Cross multiply
    29,080.68x = 43,623.72 × 9,354.56
  4. Step 4: Simplify right side
    29,080.68x = 408,080,706.16
  5. Step 5: Solve for x
    x = 408,080,706.16/29,080.68
  6. Step 6: Final answer
    x = 14,032.71

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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.