Home / 27,192.75-40,789.13-9,663.27

Finding the Fourth Proportional to 27,192.75, 40,789.13 and 9,663.27

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Solution

The fourth proportional to 27,192.75, 40,789.13 and 9,663.27 is: 14,494.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,192.75 : 40,789.13 = 9,663.27 : x
  2. Step 2: Convert to fraction form
    27,192.75/40,789.13 = 9,663.27/x
  3. Step 3: Cross multiply
    27,192.75x = 40,789.13 × 9,663.27
  4. Step 4: Simplify right side
    27,192.75x = 394,156,327.94
  5. Step 5: Solve for x
    x = 394,156,327.94/27,192.75
  6. Step 6: Final answer
    x = 14,494.91

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1.5x scale

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.