Home / 27,963.33-38,589.57-15,216.61

Finding the Fourth Proportional to 27,963.33, 38,589.57 and 15,216.61

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Solution

The fourth proportional to 27,963.33, 38,589.57 and 15,216.61 is: 20,999.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,963.33 : 38,589.57 = 15,216.61 : x
  2. Step 2: Convert to fraction form
    27,963.33/38,589.57 = 15,216.61/x
  3. Step 3: Cross multiply
    27,963.33x = 38,589.57 × 15,216.61
  4. Step 4: Simplify right side
    27,963.33x = 587,202,360.67
  5. Step 5: Solve for x
    x = 587,202,360.67/27,963.33
  6. Step 6: Final answer
    x = 20,999.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.