Home / 36,512.75-54,777.05-11,212.35

Finding the Fourth Proportional to 36,512.75, 54,777.05 and 11,212.35

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Solution

The fourth proportional to 36,512.75, 54,777.05 and 11,212.35 is: 16,820.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,512.75 : 54,777.05 = 11,212.35 : x
  2. Step 2: Convert to fraction form
    36,512.75/54,777.05 = 11,212.35/x
  3. Step 3: Cross multiply
    36,512.75x = 54,777.05 × 11,212.35
  4. Step 4: Simplify right side
    36,512.75x = 614,179,456.57
  5. Step 5: Solve for x
    x = 614,179,456.57/36,512.75
  6. Step 6: Final answer
    x = 16,820.96

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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.