Home / 33,239.72-45,869.97-18,132.73

Finding the Fourth Proportional to 33,239.72, 45,869.97 and 18,132.73

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Solution

The fourth proportional to 33,239.72, 45,869.97 and 18,132.73 is: 25,022.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,239.72 : 45,869.97 = 18,132.73 : x
  2. Step 2: Convert to fraction form
    33,239.72/45,869.97 = 18,132.73/x
  3. Step 3: Cross multiply
    33,239.72x = 45,869.97 × 18,132.73
  4. Step 4: Simplify right side
    33,239.72x = 831,747,781.12
  5. Step 5: Solve for x
    x = 831,747,781.12/33,239.72
  6. Step 6: Final answer
    x = 25,022.71

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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.