Home / 27,012.76-40,520.66-7,292.86

Finding the Fourth Proportional to 27,012.76, 40,520.66 and 7,292.86

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Solution

The fourth proportional to 27,012.76, 40,520.66 and 7,292.86 is: 10,939.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,012.76 : 40,520.66 = 7,292.86 : x
  2. Step 2: Convert to fraction form
    27,012.76/40,520.66 = 7,292.86/x
  3. Step 3: Cross multiply
    27,012.76x = 40,520.66 × 7,292.86
  4. Step 4: Simplify right side
    27,012.76x = 295,511,500.49
  5. Step 5: Solve for x
    x = 295,511,500.49/27,012.76
  6. Step 6: Final answer
    x = 10,939.70

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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.