Home / 33,229.07-45,856.19-18,121.83

Finding the Fourth Proportional to 33,229.07, 45,856.19 and 18,121.83

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Solution

The fourth proportional to 33,229.07, 45,856.19 and 18,121.83 is: 25,008.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,229.07 : 45,856.19 = 18,121.83 : x
  2. Step 2: Convert to fraction form
    33,229.07/45,856.19 = 18,121.83/x
  3. Step 3: Cross multiply
    33,229.07x = 45,856.19 × 18,121.83
  4. Step 4: Simplify right side
    33,229.07x = 830,997,952.97
  5. Step 5: Solve for x
    x = 830,997,952.97/33,229.07
  6. Step 6: Final answer
    x = 25,008.16

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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.