Home / 33,286.89-49,930.34-13,561.97

Finding the Fourth Proportional to 33,286.89, 49,930.34 and 13,561.97

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Solution

The fourth proportional to 33,286.89, 49,930.34 and 13,561.97 is: 20,342.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,286.89 : 49,930.34 = 13,561.97 : x
  2. Step 2: Convert to fraction form
    33,286.89/49,930.34 = 13,561.97/x
  3. Step 3: Cross multiply
    33,286.89x = 49,930.34 × 13,561.97
  4. Step 4: Simplify right side
    33,286.89x = 677,153,830.19
  5. Step 5: Solve for x
    x = 677,153,830.19/33,286.89
  6. Step 6: Final answer
    x = 20,342.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.