Home / 39,488.82-54,494.68-21,584.04

Finding the Fourth Proportional to 39,488.82, 54,494.68 and 21,584.04

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Solution

The fourth proportional to 39,488.82, 54,494.68 and 21,584.04 is: 29,786.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,488.82 : 54,494.68 = 21,584.04 : x
  2. Step 2: Convert to fraction form
    39,488.82/54,494.68 = 21,584.04/x
  3. Step 3: Cross multiply
    39,488.82x = 54,494.68 × 21,584.04
  4. Step 4: Simplify right side
    39,488.82x = 1,176,215,352.91
  5. Step 5: Solve for x
    x = 1,176,215,352.91/39,488.82
  6. Step 6: Final answer
    x = 29,786.03

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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.