Home / 39,992.27-55,186.11-22,995.65

Finding the Fourth Proportional to 39,992.27, 55,186.11 and 22,995.65

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Solution

The fourth proportional to 39,992.27, 55,186.11 and 22,995.65 is: 31,732.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,992.27 : 55,186.11 = 22,995.65 : x
  2. Step 2: Convert to fraction form
    39,992.27/55,186.11 = 22,995.65/x
  3. Step 3: Cross multiply
    39,992.27x = 55,186.11 × 22,995.65
  4. Step 4: Simplify right side
    39,992.27x = 1,269,040,470.42
  5. Step 5: Solve for x
    x = 1,269,040,470.42/39,992.27
  6. Step 6: Final answer
    x = 31,732.14

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.