Home / 27,853.60-41,794.72-18,500.08

Finding the Fourth Proportional to 27,853.60, 41,794.72 and 18,500.08

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Solution

The fourth proportional to 27,853.60, 41,794.72 and 18,500.08 is: 27,759.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,853.60 : 41,794.72 = 18,500.08 : x
  2. Step 2: Convert to fraction form
    27,853.60/41,794.72 = 18,500.08/x
  3. Step 3: Cross multiply
    27,853.60x = 41,794.72 × 18,500.08
  4. Step 4: Simplify right side
    27,853.60x = 773,205,663.58
  5. Step 5: Solve for x
    x = 773,205,663.58/27,853.60
  6. Step 6: Final answer
    x = 27,759.63

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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.