Home / 33,306.16-45,961.94-18,198.50

Finding the Fourth Proportional to 33,306.16, 45,961.94 and 18,198.50

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Solution

The fourth proportional to 33,306.16, 45,961.94 and 18,198.50 is: 25,113.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,306.16 : 45,961.94 = 18,198.50 : x
  2. Step 2: Convert to fraction form
    33,306.16/45,961.94 = 18,198.50/x
  3. Step 3: Cross multiply
    33,306.16x = 45,961.94 × 18,198.50
  4. Step 4: Simplify right side
    33,306.16x = 836,438,365.09
  5. Step 5: Solve for x
    x = 836,438,365.09/33,306.16
  6. Step 6: Final answer
    x = 25,113.62

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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.