Home / 20,016.67-27,620.61-11,062.96

Finding the Fourth Proportional to 20,016.67, 27,620.61 and 11,062.96

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Solution

The fourth proportional to 20,016.67, 27,620.61 and 11,062.96 is: 15,265.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,016.67 : 27,620.61 = 11,062.96 : x
  2. Step 2: Convert to fraction form
    20,016.67/27,620.61 = 11,062.96/x
  3. Step 3: Cross multiply
    20,016.67x = 27,620.61 × 11,062.96
  4. Step 4: Simplify right side
    20,016.67x = 305,565,703.61
  5. Step 5: Solve for x
    x = 305,565,703.61/20,016.67
  6. Step 6: Final answer
    x = 15,265.56

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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.