Home / 33,229.61-45,856.19-18,325.61

Finding the Fourth Proportional to 33,229.61, 45,856.19 and 18,325.61

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Solution

The fourth proportional to 33,229.61, 45,856.19 and 18,325.61 is: 25,288.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,229.61 : 45,856.19 = 18,325.61 : x
  2. Step 2: Convert to fraction form
    33,229.61/45,856.19 = 18,325.61/x
  3. Step 3: Cross multiply
    33,229.61x = 45,856.19 × 18,325.61
  4. Step 4: Simplify right side
    33,229.61x = 840,342,562.40
  5. Step 5: Solve for x
    x = 840,342,562.40/33,229.61
  6. Step 6: Final answer
    x = 25,288.97

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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.