Home / 41,520.92-62,281.04-11,938.64

Finding the Fourth Proportional to 41,520.92, 62,281.04 and 11,938.64

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Solution

The fourth proportional to 41,520.92, 62,281.04 and 11,938.64 is: 17,907.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,520.92 : 62,281.04 = 11,938.64 : x
  2. Step 2: Convert to fraction form
    41,520.92/62,281.04 = 11,938.64/x
  3. Step 3: Cross multiply
    41,520.92x = 62,281.04 × 11,938.64
  4. Step 4: Simplify right side
    41,520.92x = 743,550,544.29
  5. Step 5: Solve for x
    x = 743,550,544.29/41,520.92
  6. Step 6: Final answer
    x = 17,907.86

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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.