Home / 27,391.52-41,087.28-10,987.04

Finding the Fourth Proportional to 27,391.52, 41,087.28 and 10,987.04

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Solution

The fourth proportional to 27,391.52, 41,087.28 and 10,987.04 is: 16,480.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,391.52 : 41,087.28 = 10,987.04 : x
  2. Step 2: Convert to fraction form
    27,391.52/41,087.28 = 10,987.04/x
  3. Step 3: Cross multiply
    27,391.52x = 41,087.28 × 10,987.04
  4. Step 4: Simplify right side
    27,391.52x = 451,427,588.85
  5. Step 5: Solve for x
    x = 451,427,588.85/27,391.52
  6. Step 6: Final answer
    x = 16,480.56

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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.