Home / 20,091.55-27,724.98-11,594.03

Finding the Fourth Proportional to 20,091.55, 27,724.98 and 11,594.03

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Solution

The fourth proportional to 20,091.55, 27,724.98 and 11,594.03 is: 15,998.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,091.55 : 27,724.98 = 11,594.03 : x
  2. Step 2: Convert to fraction form
    20,091.55/27,724.98 = 11,594.03/x
  3. Step 3: Cross multiply
    20,091.55x = 27,724.98 × 11,594.03
  4. Step 4: Simplify right side
    20,091.55x = 321,444,154.72
  5. Step 5: Solve for x
    x = 321,444,154.72/20,091.55
  6. Step 6: Final answer
    x = 15,998.97

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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.