Home / 27,183.36-40,780.80-8,462.96

Finding the Fourth Proportional to 27,183.36, 40,780.80 and 8,462.96

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Solution

The fourth proportional to 27,183.36, 40,780.80 and 8,462.96 is: 12,696.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,183.36 : 40,780.80 = 8,462.96 : x
  2. Step 2: Convert to fraction form
    27,183.36/40,780.80 = 8,462.96/x
  3. Step 3: Cross multiply
    27,183.36x = 40,780.80 × 8,462.96
  4. Step 4: Simplify right side
    27,183.36x = 345,126,279.17
  5. Step 5: Solve for x
    x = 345,126,279.17/27,183.36
  6. Step 6: Final answer
    x = 12,696.23

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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.