Home / 27,306.20-40,959.30-9,769.70

Finding the Fourth Proportional to 27,306.20, 40,959.30 and 9,769.70

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Solution

The fourth proportional to 27,306.20, 40,959.30 and 9,769.70 is: 14,654.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,306.20 : 40,959.30 = 9,769.70 : x
  2. Step 2: Convert to fraction form
    27,306.20/40,959.30 = 9,769.70/x
  3. Step 3: Cross multiply
    27,306.20x = 40,959.30 × 9,769.70
  4. Step 4: Simplify right side
    27,306.20x = 400,160,073.21
  5. Step 5: Solve for x
    x = 400,160,073.21/27,306.20
  6. Step 6: Final answer
    x = 14,654.55

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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.