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Finding the Fourth Proportional to 29,291.52, 43,914.48 and 15,245.28

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Solution

The fourth proportional to 29,291.52, 43,914.48 and 15,245.28 is: 22,856.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,291.52 : 43,914.48 = 15,245.28 : x
  2. Step 2: Convert to fraction form
    29,291.52/43,914.48 = 15,245.28/x
  3. Step 3: Cross multiply
    29,291.52x = 43,914.48 × 15,245.28
  4. Step 4: Simplify right side
    29,291.52x = 669,488,543.65
  5. Step 5: Solve for x
    x = 669,488,543.65/29,291.52
  6. Step 6: Final answer
    x = 22,856.05

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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.