Home / 20,029.59-27,644.22-11,964.42

Finding the Fourth Proportional to 20,029.59, 27,644.22 and 11,964.42

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Solution

The fourth proportional to 20,029.59, 27,644.22 and 11,964.42 is: 16,512.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,029.59 : 27,644.22 = 11,964.42 : x
  2. Step 2: Convert to fraction form
    20,029.59/27,644.22 = 11,964.42/x
  3. Step 3: Cross multiply
    20,029.59x = 27,644.22 × 11,964.42
  4. Step 4: Simplify right side
    20,029.59x = 330,747,058.65
  5. Step 5: Solve for x
    x = 330,747,058.65/20,029.59
  6. Step 6: Final answer
    x = 16,512.92

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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.