Home / 41,821.92-62,740.69-13,750.09

Finding the Fourth Proportional to 41,821.92, 62,740.69 and 13,750.09

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Solution

The fourth proportional to 41,821.92, 62,740.69 and 13,750.09 is: 20,627.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,821.92 : 62,740.69 = 13,750.09 : x
  2. Step 2: Convert to fraction form
    41,821.92/62,740.69 = 13,750.09/x
  3. Step 3: Cross multiply
    41,821.92x = 62,740.69 × 13,750.09
  4. Step 4: Simplify right side
    41,821.92x = 862,689,942.94
  5. Step 5: Solve for x
    x = 862,689,942.94/41,821.92
  6. Step 6: Final answer
    x = 20,627.70

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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.