Home / 27,556.97-41,355.06-10,920.61

Finding the Fourth Proportional to 27,556.97, 41,355.06 and 10,920.61

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Solution

The fourth proportional to 27,556.97, 41,355.06 and 10,920.61 is: 16,388.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,556.97 : 41,355.06 = 10,920.61 : x
  2. Step 2: Convert to fraction form
    27,556.97/41,355.06 = 10,920.61/x
  3. Step 3: Cross multiply
    27,556.97x = 41,355.06 × 10,920.61
  4. Step 4: Simplify right side
    27,556.97x = 451,622,272.65
  5. Step 5: Solve for x
    x = 451,622,272.65/27,556.97
  6. Step 6: Final answer
    x = 16,388.68

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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.