Home / 27,039.24-40,566.18-8,318.88

Finding the Fourth Proportional to 27,039.24, 40,566.18 and 8,318.88

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Solution

The fourth proportional to 27,039.24, 40,566.18 and 8,318.88 is: 12,480.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,039.24 : 40,566.18 = 8,318.88 : x
  2. Step 2: Convert to fraction form
    27,039.24/40,566.18 = 8,318.88/x
  3. Step 3: Cross multiply
    27,039.24x = 40,566.18 × 8,318.88
  4. Step 4: Simplify right side
    27,039.24x = 337,465,183.48
  5. Step 5: Solve for x
    x = 337,465,183.48/27,039.24
  6. Step 6: Final answer
    x = 12,480.57

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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.