Home / 27,226.20-40,839.30-9,715.80

Finding the Fourth Proportional to 27,226.20, 40,839.30 and 9,715.80

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Solution

The fourth proportional to 27,226.20, 40,839.30 and 9,715.80 is: 14,573.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,226.20 : 40,839.30 = 9,715.80 : x
  2. Step 2: Convert to fraction form
    27,226.20/40,839.30 = 9,715.80/x
  3. Step 3: Cross multiply
    27,226.20x = 40,839.30 × 9,715.80
  4. Step 4: Simplify right side
    27,226.20x = 396,786,470.94
  5. Step 5: Solve for x
    x = 396,786,470.94/27,226.20
  6. Step 6: Final answer
    x = 14,573.70

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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.