Home / 20,167.92-27,835.17-11,675.25

Finding the Fourth Proportional to 20,167.92, 27,835.17 and 11,675.25

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Solution

The fourth proportional to 20,167.92, 27,835.17 and 11,675.25 is: 16,113.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,167.92 : 27,835.17 = 11,675.25 : x
  2. Step 2: Convert to fraction form
    20,167.92/27,835.17 = 11,675.25/x
  3. Step 3: Cross multiply
    20,167.92x = 27,835.17 × 11,675.25
  4. Step 4: Simplify right side
    20,167.92x = 324,982,568.54
  5. Step 5: Solve for x
    x = 324,982,568.54/20,167.92
  6. Step 6: Final answer
    x = 16,113.84

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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.