Home / 39,352.23-54,304.49-21,446.85

Finding the Fourth Proportional to 39,352.23, 54,304.49 and 21,446.85

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Solution

The fourth proportional to 39,352.23, 54,304.49 and 21,446.85 is: 29,595.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,352.23 : 54,304.49 = 21,446.85 : x
  2. Step 2: Convert to fraction form
    39,352.23/54,304.49 = 21,446.85/x
  3. Step 3: Cross multiply
    39,352.23x = 54,304.49 × 21,446.85
  4. Step 4: Simplify right side
    39,352.23x = 1,164,660,144.12
  5. Step 5: Solve for x
    x = 1,164,660,144.12/39,352.23
  6. Step 6: Final answer
    x = 29,595.79

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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.