Home / 41,967.09-62,950.65-13,879.61

Finding the Fourth Proportional to 41,967.09, 62,950.65 and 13,879.61

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Solution

The fourth proportional to 41,967.09, 62,950.65 and 13,879.61 is: 20,819.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,967.09 : 62,950.65 = 13,879.61 : x
  2. Step 2: Convert to fraction form
    41,967.09/62,950.65 = 13,879.61/x
  3. Step 3: Cross multiply
    41,967.09x = 62,950.65 × 13,879.61
  4. Step 4: Simplify right side
    41,967.09x = 873,730,628.62
  5. Step 5: Solve for x
    x = 873,730,628.62/41,967.09
  6. Step 6: Final answer
    x = 20,819.42

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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.