Home / 21,067.24-29,049.18-17,226.94

Finding the Fourth Proportional to 21,067.24, 29,049.18 and 17,226.94

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Solution

The fourth proportional to 21,067.24, 29,049.18 and 17,226.94 is: 23,753.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,067.24 : 29,049.18 = 17,226.94 : x
  2. Step 2: Convert to fraction form
    21,067.24/29,049.18 = 17,226.94/x
  3. Step 3: Cross multiply
    21,067.24x = 29,049.18 × 17,226.94
  4. Step 4: Simplify right side
    21,067.24x = 500,428,480.91
  5. Step 5: Solve for x
    x = 500,428,480.91/21,067.24
  6. Step 6: Final answer
    x = 23,753.87

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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.