Home / 27,190.92-40,764.42-10,542.36

Finding the Fourth Proportional to 27,190.92, 40,764.42 and 10,542.36

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Solution

The fourth proportional to 27,190.92, 40,764.42 and 10,542.36 is: 15,805.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,190.92 : 40,764.42 = 10,542.36 : x
  2. Step 2: Convert to fraction form
    27,190.92/40,764.42 = 10,542.36/x
  3. Step 3: Cross multiply
    27,190.92x = 40,764.42 × 10,542.36
  4. Step 4: Simplify right side
    27,190.92x = 429,753,190.83
  5. Step 5: Solve for x
    x = 429,753,190.83/27,190.92
  6. Step 6: Final answer
    x = 15,805.03

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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.