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Finding the Fourth Proportional to 43,590.76, 65,398.52 and 22,542.30

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Solution

The fourth proportional to 43,590.76, 65,398.52 and 22,542.30 is: 33,819.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,590.76 : 65,398.52 = 22,542.30 : x
  2. Step 2: Convert to fraction form
    43,590.76/65,398.52 = 22,542.30/x
  3. Step 3: Cross multiply
    43,590.76x = 65,398.52 × 22,542.30
  4. Step 4: Simplify right side
    43,590.76x = 1,474,233,113.75
  5. Step 5: Solve for x
    x = 1,474,233,113.75/43,590.76
  6. Step 6: Final answer
    x = 33,819.86

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1.5x scale

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.