Home / 27,976.80-41,965.20-26,335.20

Finding the Fourth Proportional to 27,976.80, 41,965.20 and 26,335.20

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Solution

The fourth proportional to 27,976.80, 41,965.20 and 26,335.20 is: 39,502.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,976.80 : 41,965.20 = 26,335.20 : x
  2. Step 2: Convert to fraction form
    27,976.80/41,965.20 = 26,335.20/x
  3. Step 3: Cross multiply
    27,976.80x = 41,965.20 × 26,335.20
  4. Step 4: Simplify right side
    27,976.80x = 1,105,161,935.04
  5. Step 5: Solve for x
    x = 1,105,161,935.04/27,976.80
  6. Step 6: Final answer
    x = 39,502.80

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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.