Home / 41,814.60-62,721.54-10,649.80

Finding the Fourth Proportional to 41,814.60, 62,721.54 and 10,649.80

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Solution

The fourth proportional to 41,814.60, 62,721.54 and 10,649.80 is: 15,974.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,814.60 : 62,721.54 = 10,649.80 : x
  2. Step 2: Convert to fraction form
    41,814.60/62,721.54 = 10,649.80/x
  3. Step 3: Cross multiply
    41,814.60x = 62,721.54 × 10,649.80
  4. Step 4: Simplify right side
    41,814.60x = 667,971,856.69
  5. Step 5: Solve for x
    x = 667,971,856.69/41,814.60
  6. Step 6: Final answer
    x = 15,974.61

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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.