Home / 20,173.44-30,261.78-6,134.72

Finding the Fourth Proportional to 20,173.44, 30,261.78 and 6,134.72

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Solution

The fourth proportional to 20,173.44, 30,261.78 and 6,134.72 is: 9,202.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,173.44 : 30,261.78 = 6,134.72 : x
  2. Step 2: Convert to fraction form
    20,173.44/30,261.78 = 6,134.72/x
  3. Step 3: Cross multiply
    20,173.44x = 30,261.78 × 6,134.72
  4. Step 4: Simplify right side
    20,173.44x = 185,647,676.33
  5. Step 5: Solve for x
    x = 185,647,676.33/20,173.44
  6. Step 6: Final answer
    x = 9,202.58

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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.