Home / 20,091.15-27,725.31-11,593.29

Finding the Fourth Proportional to 20,091.15, 27,725.31 and 11,593.29

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Solution

The fourth proportional to 20,091.15, 27,725.31 and 11,593.29 is: 15,998.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,091.15 : 27,725.31 = 11,593.29 : x
  2. Step 2: Convert to fraction form
    20,091.15/27,725.31 = 11,593.29/x
  3. Step 3: Cross multiply
    20,091.15x = 27,725.31 × 11,593.29
  4. Step 4: Simplify right side
    20,091.15x = 321,427,559.17
  5. Step 5: Solve for x
    x = 321,427,559.17/20,091.15
  6. Step 6: Final answer
    x = 15,998.46

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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.