Home / 39,204.92-54,103.92-21,301.04

Finding the Fourth Proportional to 39,204.92, 54,103.92 and 21,301.04

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Solution

The fourth proportional to 39,204.92, 54,103.92 and 21,301.04 is: 29,396.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,204.92 : 54,103.92 = 21,301.04 : x
  2. Step 2: Convert to fraction form
    39,204.92/54,103.92 = 21,301.04/x
  3. Step 3: Cross multiply
    39,204.92x = 54,103.92 × 21,301.04
  4. Step 4: Simplify right side
    39,204.92x = 1,152,469,764.08
  5. Step 5: Solve for x
    x = 1,152,469,764.08/39,204.92
  6. Step 6: Final answer
    x = 29,396.05

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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.