Home / 27,608.28-41,420.72-9,836.61

Finding the Fourth Proportional to 27,608.28, 41,420.72 and 9,836.61

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Solution

The fourth proportional to 27,608.28, 41,420.72 and 9,836.61 is: 14,757.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,608.28 : 41,420.72 = 9,836.61 : x
  2. Step 2: Convert to fraction form
    27,608.28/41,420.72 = 9,836.61/x
  3. Step 3: Cross multiply
    27,608.28x = 41,420.72 × 9,836.61
  4. Step 4: Simplify right side
    27,608.28x = 407,439,468.56
  5. Step 5: Solve for x
    x = 407,439,468.56/27,608.28
  6. Step 6: Final answer
    x = 14,757.87

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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.