Home / 40,113.20-60,153.24-15,149

Finding the Fourth Proportional to 40,113.20, 60,153.24 and 15,149

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Solution

The fourth proportional to 40,113.20, 60,153.24 and 15,149 is: 22,717.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,113.20 : 60,153.24 = 15,149 : x
  2. Step 2: Convert to fraction form
    40,113.20/60,153.24 = 15,149/x
  3. Step 3: Cross multiply
    40,113.20x = 60,153.24 × 15,149
  4. Step 4: Simplify right side
    40,113.20x = 911,261,432.76
  5. Step 5: Solve for x
    x = 911,261,432.76/40,113.20
  6. Step 6: Final answer
    x = 22,717.25

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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.