Home / 40,462.44-60,711.17-21,720.56

Finding the Fourth Proportional to 40,462.44, 60,711.17 and 21,720.56

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Solution

The fourth proportional to 40,462.44, 60,711.17 and 21,720.56 is: 32,590.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,462.44 : 60,711.17 = 21,720.56 : x
  2. Step 2: Convert to fraction form
    40,462.44/60,711.17 = 21,720.56/x
  3. Step 3: Cross multiply
    40,462.44x = 60,711.17 × 21,720.56
  4. Step 4: Simplify right side
    40,462.44x = 1,318,680,320.67
  5. Step 5: Solve for x
    x = 1,318,680,320.67/40,462.44
  6. Step 6: Final answer
    x = 32,590.24

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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.