Home / 39,964.38-55,156.31-23,197.38

Finding the Fourth Proportional to 39,964.38, 55,156.31 and 23,197.38

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Solution

The fourth proportional to 39,964.38, 55,156.31 and 23,197.38 is: 32,015.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,964.38 : 55,156.31 = 23,197.38 : x
  2. Step 2: Convert to fraction form
    39,964.38/55,156.31 = 23,197.38/x
  3. Step 3: Cross multiply
    39,964.38x = 55,156.31 × 23,197.38
  4. Step 4: Simplify right side
    39,964.38x = 1,279,481,882.47
  5. Step 5: Solve for x
    x = 1,279,481,882.47/39,964.38
  6. Step 6: Final answer
    x = 32,015.56

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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.