Home / 40,387.24-60,582.90-15,429.46

Finding the Fourth Proportional to 40,387.24, 60,582.90 and 15,429.46

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Solution

The fourth proportional to 40,387.24, 60,582.90 and 15,429.46 is: 23,144.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,387.24 : 60,582.90 = 15,429.46 : x
  2. Step 2: Convert to fraction form
    40,387.24/60,582.90 = 15,429.46/x
  3. Step 3: Cross multiply
    40,387.24x = 60,582.90 × 15,429.46
  4. Step 4: Simplify right side
    40,387.24x = 934,761,432.23
  5. Step 5: Solve for x
    x = 934,761,432.23/40,387.24
  6. Step 6: Final answer
    x = 23,144.97

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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.