Home / 19,801.62-27,326.22-11,843.84

Finding the Fourth Proportional to 19,801.62, 27,326.22 and 11,843.84

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Solution

The fourth proportional to 19,801.62, 27,326.22 and 11,843.84 is: 16,344.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,801.62 : 27,326.22 = 11,843.84 : x
  2. Step 2: Convert to fraction form
    19,801.62/27,326.22 = 11,843.84/x
  3. Step 3: Cross multiply
    19,801.62x = 27,326.22 × 11,843.84
  4. Step 4: Simplify right side
    19,801.62x = 323,647,377.48
  5. Step 5: Solve for x
    x = 323,647,377.48/19,801.62
  6. Step 6: Final answer
    x = 16,344.49

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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.