Home / 27,116.56-40,676.28-8,409.52

Finding the Fourth Proportional to 27,116.56, 40,676.28 and 8,409.52

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Solution

The fourth proportional to 27,116.56, 40,676.28 and 8,409.52 is: 12,614.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,116.56 : 40,676.28 = 8,409.52 : x
  2. Step 2: Convert to fraction form
    27,116.56/40,676.28 = 8,409.52/x
  3. Step 3: Cross multiply
    27,116.56x = 40,676.28 × 8,409.52
  4. Step 4: Simplify right side
    27,116.56x = 342,067,990.19
  5. Step 5: Solve for x
    x = 342,067,990.19/27,116.56
  6. Step 6: Final answer
    x = 12,614.73

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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.