Home / 33,236.44-45,863.10-18,331.48

Finding the Fourth Proportional to 33,236.44, 45,863.10 and 18,331.48

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Solution

The fourth proportional to 33,236.44, 45,863.10 and 18,331.48 is: 25,295.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,236.44 : 45,863.10 = 18,331.48 : x
  2. Step 2: Convert to fraction form
    33,236.44/45,863.10 = 18,331.48/x
  3. Step 3: Cross multiply
    33,236.44x = 45,863.10 × 18,331.48
  4. Step 4: Simplify right side
    33,236.44x = 840,738,500.39
  5. Step 5: Solve for x
    x = 840,738,500.39/33,236.44
  6. Step 6: Final answer
    x = 25,295.68

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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.