Home / 41,721.56-62,582.30-16,761.60

Finding the Fourth Proportional to 41,721.56, 62,582.30 and 16,761.60

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Solution

The fourth proportional to 41,721.56, 62,582.30 and 16,761.60 is: 25,142.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,721.56 : 62,582.30 = 16,761.60 : x
  2. Step 2: Convert to fraction form
    41,721.56/62,582.30 = 16,761.60/x
  3. Step 3: Cross multiply
    41,721.56x = 62,582.30 × 16,761.60
  4. Step 4: Simplify right side
    41,721.56x = 1,048,979,479.68
  5. Step 5: Solve for x
    x = 1,048,979,479.68/41,721.56
  6. Step 6: Final answer
    x = 25,142.38

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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.