Home / 33,516.50-50,281.22-12,738.38

Finding the Fourth Proportional to 33,516.50, 50,281.22 and 12,738.38

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Solution

The fourth proportional to 33,516.50, 50,281.22 and 12,738.38 is: 19,110.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,516.50 : 50,281.22 = 12,738.38 : x
  2. Step 2: Convert to fraction form
    33,516.50/50,281.22 = 12,738.38/x
  3. Step 3: Cross multiply
    33,516.50x = 50,281.22 × 12,738.38
  4. Step 4: Simplify right side
    33,516.50x = 640,501,067.66
  5. Step 5: Solve for x
    x = 640,501,067.66/33,516.50
  6. Step 6: Final answer
    x = 19,110.03

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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.