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Finding the Fourth Proportional to 29,035.52, 43,523.86 and 19,676.48

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Solution

The fourth proportional to 29,035.52, 43,523.86 and 19,676.48 is: 29,494.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,035.52 : 43,523.86 = 19,676.48 : x
  2. Step 2: Convert to fraction form
    29,035.52/43,523.86 = 19,676.48/x
  3. Step 3: Cross multiply
    29,035.52x = 43,523.86 × 19,676.48
  4. Step 4: Simplify right side
    29,035.52x = 856,396,262.43
  5. Step 5: Solve for x
    x = 856,396,262.43/29,035.52
  6. Step 6: Final answer
    x = 29,494.78

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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.