Home / 27,743.60-41,620.80-8,022.80

Finding the Fourth Proportional to 27,743.60, 41,620.80 and 8,022.80

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Solution

The fourth proportional to 27,743.60, 41,620.80 and 8,022.80 is: 12,035.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,743.60 : 41,620.80 = 8,022.80 : x
  2. Step 2: Convert to fraction form
    27,743.60/41,620.80 = 8,022.80/x
  3. Step 3: Cross multiply
    27,743.60x = 41,620.80 × 8,022.80
  4. Step 4: Simplify right side
    27,743.60x = 333,915,354.24
  5. Step 5: Solve for x
    x = 333,915,354.24/27,743.60
  6. Step 6: Final answer
    x = 12,035.76

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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.