Home / 41,240.92-61,806.30-21,478.04

Finding the Fourth Proportional to 41,240.92, 61,806.30 and 21,478.04

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Solution

The fourth proportional to 41,240.92, 61,806.30 and 21,478.04 is: 32,188.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,240.92 : 61,806.30 = 21,478.04 : x
  2. Step 2: Convert to fraction form
    41,240.92/61,806.30 = 21,478.04/x
  3. Step 3: Cross multiply
    41,240.92x = 61,806.30 × 21,478.04
  4. Step 4: Simplify right side
    41,240.92x = 1,327,478,183.65
  5. Step 5: Solve for x
    x = 1,327,478,183.65/41,240.92
  6. Step 6: Final answer
    x = 32,188.37

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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.