Home / 41,202.80-61,806.23-21,519.80

Finding the Fourth Proportional to 41,202.80, 61,806.23 and 21,519.80

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Solution

The fourth proportional to 41,202.80, 61,806.23 and 21,519.80 is: 32,280.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,202.80 : 61,806.23 = 21,519.80 : x
  2. Step 2: Convert to fraction form
    41,202.80/61,806.23 = 21,519.80/x
  3. Step 3: Cross multiply
    41,202.80x = 61,806.23 × 21,519.80
  4. Step 4: Simplify right side
    41,202.80x = 1,330,057,708.35
  5. Step 5: Solve for x
    x = 1,330,057,708.35/41,202.80
  6. Step 6: Final answer
    x = 32,280.76

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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.