Home / 18,255.39-27,377.61-6,565.88

Finding the Fourth Proportional to 18,255.39, 27,377.61 and 6,565.88

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Solution

The fourth proportional to 18,255.39, 27,377.61 and 6,565.88 is: 9,846.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,255.39 : 27,377.61 = 6,565.88 : x
  2. Step 2: Convert to fraction form
    18,255.39/27,377.61 = 6,565.88/x
  3. Step 3: Cross multiply
    18,255.39x = 27,377.61 × 6,565.88
  4. Step 4: Simplify right side
    18,255.39x = 179,757,965.06
  5. Step 5: Solve for x
    x = 179,757,965.06/18,255.39
  6. Step 6: Final answer
    x = 9,846.84

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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.