Home / 20,091.59-27,726.14-11,593.61

Finding the Fourth Proportional to 20,091.59, 27,726.14 and 11,593.61

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Solution

The fourth proportional to 20,091.59, 27,726.14 and 11,593.61 is: 15,999.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,091.59 : 27,726.14 = 11,593.61 : x
  2. Step 2: Convert to fraction form
    20,091.59/27,726.14 = 11,593.61/x
  3. Step 3: Cross multiply
    20,091.59x = 27,726.14 × 11,593.61
  4. Step 4: Simplify right side
    20,091.59x = 321,445,944.32
  5. Step 5: Solve for x
    x = 321,445,944.32/20,091.59
  6. Step 6: Final answer
    x = 15,999.03

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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.