Home / 33,481.67-50,221.70-8,521.74

Finding the Fourth Proportional to 33,481.67, 50,221.70 and 8,521.74

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Solution

The fourth proportional to 33,481.67, 50,221.70 and 8,521.74 is: 12,782.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,481.67 : 50,221.70 = 8,521.74 : x
  2. Step 2: Convert to fraction form
    33,481.67/50,221.70 = 8,521.74/x
  3. Step 3: Cross multiply
    33,481.67x = 50,221.70 × 8,521.74
  4. Step 4: Simplify right side
    33,481.67x = 427,976,227.15
  5. Step 5: Solve for x
    x = 427,976,227.15/33,481.67
  6. Step 6: Final answer
    x = 12,782.40

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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.