Home / 11,923.72-17,885.60-4,132.54

Finding the Fourth Proportional to 11,923.72, 17,885.60 and 4,132.54

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Solution

The fourth proportional to 11,923.72, 17,885.60 and 4,132.54 is: 6,198.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,923.72 : 17,885.60 = 4,132.54 : x
  2. Step 2: Convert to fraction form
    11,923.72/17,885.60 = 4,132.54/x
  3. Step 3: Cross multiply
    11,923.72x = 17,885.60 × 4,132.54
  4. Step 4: Simplify right side
    11,923.72x = 73,912,957.42
  5. Step 5: Solve for x
    x = 73,912,957.42/11,923.72
  6. Step 6: Final answer
    x = 6,198.82

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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.