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Finding the Fourth Proportional to 29,052.60, 43,514.10 and 28,404.60

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Solution

The fourth proportional to 29,052.60, 43,514.10 and 28,404.60 is: 42,543.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,052.60 : 43,514.10 = 28,404.60 : x
  2. Step 2: Convert to fraction form
    29,052.60/43,514.10 = 28,404.60/x
  3. Step 3: Cross multiply
    29,052.60x = 43,514.10 × 28,404.60
  4. Step 4: Simplify right side
    29,052.60x = 1,236,000,604.86
  5. Step 5: Solve for x
    x = 1,236,000,604.86/29,052.60
  6. Step 6: Final answer
    x = 42,543.55

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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.