Home / 27,480.17-41,216.92-11,691.55

Finding the Fourth Proportional to 27,480.17, 41,216.92 and 11,691.55

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Solution

The fourth proportional to 27,480.17, 41,216.92 and 11,691.55 is: 17,535.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,480.17 : 41,216.92 = 11,691.55 : x
  2. Step 2: Convert to fraction form
    27,480.17/41,216.92 = 11,691.55/x
  3. Step 3: Cross multiply
    27,480.17x = 41,216.92 × 11,691.55
  4. Step 4: Simplify right side
    27,480.17x = 481,889,703.32
  5. Step 5: Solve for x
    x = 481,889,703.32/27,480.17
  6. Step 6: Final answer
    x = 17,535.91

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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.