Home / 27,743.28-41,578.20-14,568.72

Finding the Fourth Proportional to 27,743.28, 41,578.20 and 14,568.72

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Solution

The fourth proportional to 27,743.28, 41,578.20 and 14,568.72 is: 21,833.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,743.28 : 41,578.20 = 14,568.72 : x
  2. Step 2: Convert to fraction form
    27,743.28/41,578.20 = 14,568.72/x
  3. Step 3: Cross multiply
    27,743.28x = 41,578.20 × 14,568.72
  4. Step 4: Simplify right side
    27,743.28x = 605,741,153.90
  5. Step 5: Solve for x
    x = 605,741,153.90/27,743.28
  6. Step 6: Final answer
    x = 21,833.80

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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.