Home / 27,279.83-40,919.58-7,016.55

Finding the Fourth Proportional to 27,279.83, 40,919.58 and 7,016.55

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Solution

The fourth proportional to 27,279.83, 40,919.58 and 7,016.55 is: 10,524.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,279.83 : 40,919.58 = 7,016.55 : x
  2. Step 2: Convert to fraction form
    27,279.83/40,919.58 = 7,016.55/x
  3. Step 3: Cross multiply
    27,279.83x = 40,919.58 × 7,016.55
  4. Step 4: Simplify right side
    27,279.83x = 287,114,279.05
  5. Step 5: Solve for x
    x = 287,114,279.05/27,279.83
  6. Step 6: Final answer
    x = 10,524.78

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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.