Home / 27,976.92-41,965.38-10,208.88

Finding the Fourth Proportional to 27,976.92, 41,965.38 and 10,208.88

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Solution

The fourth proportional to 27,976.92, 41,965.38 and 10,208.88 is: 15,313.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,976.92 : 41,965.38 = 10,208.88 : x
  2. Step 2: Convert to fraction form
    27,976.92/41,965.38 = 10,208.88/x
  3. Step 3: Cross multiply
    27,976.92x = 41,965.38 × 10,208.88
  4. Step 4: Simplify right side
    27,976.92x = 428,419,528.57
  5. Step 5: Solve for x
    x = 428,419,528.57/27,976.92
  6. Step 6: Final answer
    x = 15,313.32

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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.