Home / 27,620.20-41,430.25-6,843.70

Finding the Fourth Proportional to 27,620.20, 41,430.25 and 6,843.70

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Solution

The fourth proportional to 27,620.20, 41,430.25 and 6,843.70 is: 10,265.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,620.20 : 41,430.25 = 6,843.70 : x
  2. Step 2: Convert to fraction form
    27,620.20/41,430.25 = 6,843.70/x
  3. Step 3: Cross multiply
    27,620.20x = 41,430.25 × 6,843.70
  4. Step 4: Simplify right side
    27,620.20x = 283,536,201.93
  5. Step 5: Solve for x
    x = 283,536,201.93/27,620.20
  6. Step 6: Final answer
    x = 10,265.54

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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.