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Finding the Fourth Proportional to 41,957.55, 62,936.24 and 12,375.69

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Solution

The fourth proportional to 41,957.55, 62,936.24 and 12,375.69 is: 18,563.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,957.55 : 62,936.24 = 12,375.69 : x
  2. Step 2: Convert to fraction form
    41,957.55/62,936.24 = 12,375.69/x
  3. Step 3: Cross multiply
    41,957.55x = 62,936.24 × 12,375.69
  4. Step 4: Simplify right side
    41,957.55x = 778,879,334.13
  5. Step 5: Solve for x
    x = 778,879,334.13/41,957.55
  6. Step 6: Final answer
    x = 18,563.51

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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.