Home / 17,842.06-26,769.30-7,982.38

Finding the Fourth Proportional to 17,842.06, 26,769.30 and 7,982.38

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Solution

The fourth proportional to 17,842.06, 26,769.30 and 7,982.38 is: 11,976.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,842.06 : 26,769.30 = 7,982.38 : x
  2. Step 2: Convert to fraction form
    17,842.06/26,769.30 = 7,982.38/x
  3. Step 3: Cross multiply
    17,842.06x = 26,769.30 × 7,982.38
  4. Step 4: Simplify right side
    17,842.06x = 213,682,724.93
  5. Step 5: Solve for x
    x = 213,682,724.93/17,842.06
  6. Step 6: Final answer
    x = 11,976.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.