Home / 27,936.92-41,906.68-9,218.60

Finding the Fourth Proportional to 27,936.92, 41,906.68 and 9,218.60

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Solution

The fourth proportional to 27,936.92, 41,906.68 and 9,218.60 is: 13,828.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,936.92 : 41,906.68 = 9,218.60 : x
  2. Step 2: Convert to fraction form
    27,936.92/41,906.68 = 9,218.60/x
  3. Step 3: Cross multiply
    27,936.92x = 41,906.68 × 9,218.60
  4. Step 4: Simplify right side
    27,936.92x = 386,320,920.25
  5. Step 5: Solve for x
    x = 386,320,920.25/27,936.92
  6. Step 6: Final answer
    x = 13,828.33

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1.5x scale

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.