Home / 11,914.72-17,865.92-4,014.48

Finding the Fourth Proportional to 11,914.72, 17,865.92 and 4,014.48

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Solution

The fourth proportional to 11,914.72, 17,865.92 and 4,014.48 is: 6,019.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,914.72 : 17,865.92 = 4,014.48 : x
  2. Step 2: Convert to fraction form
    11,914.72/17,865.92 = 4,014.48/x
  3. Step 3: Cross multiply
    11,914.72x = 17,865.92 × 4,014.48
  4. Step 4: Simplify right side
    11,914.72x = 71,722,378.52
  5. Step 5: Solve for x
    x = 71,722,378.52/11,914.72
  6. Step 6: Final answer
    x = 6,019.64

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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.