Home / 39,531.14-54,554.33-22,537.91

Finding the Fourth Proportional to 39,531.14, 54,554.33 and 22,537.91

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Solution

The fourth proportional to 39,531.14, 54,554.33 and 22,537.91 is: 31,103.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,531.14 : 54,554.33 = 22,537.91 : x
  2. Step 2: Convert to fraction form
    39,531.14/54,554.33 = 22,537.91/x
  3. Step 3: Cross multiply
    39,531.14x = 54,554.33 × 22,537.91
  4. Step 4: Simplify right side
    39,531.14x = 1,229,540,579.65
  5. Step 5: Solve for x
    x = 1,229,540,579.65/39,531.14
  6. Step 6: Final answer
    x = 31,103.09

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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.