Home / 36,128.22-54,173.87-22,091.78

Finding the Fourth Proportional to 36,128.22, 54,173.87 and 22,091.78

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Solution

The fourth proportional to 36,128.22, 54,173.87 and 22,091.78 is: 33,126.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,128.22 : 54,173.87 = 22,091.78 : x
  2. Step 2: Convert to fraction form
    36,128.22/54,173.87 = 22,091.78/x
  3. Step 3: Cross multiply
    36,128.22x = 54,173.87 × 22,091.78
  4. Step 4: Simplify right side
    36,128.22x = 1,196,797,408.45
  5. Step 5: Solve for x
    x = 1,196,797,408.45/36,128.22
  6. Step 6: Final answer
    x = 33,126.39

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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.