Home / 36,793.16-55,197.94-13,419.60

Finding the Fourth Proportional to 36,793.16, 55,197.94 and 13,419.60

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Solution

The fourth proportional to 36,793.16, 55,197.94 and 13,419.60 is: 20,132.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,793.16 : 55,197.94 = 13,419.60 : x
  2. Step 2: Convert to fraction form
    36,793.16/55,197.94 = 13,419.60/x
  3. Step 3: Cross multiply
    36,793.16x = 55,197.94 × 13,419.60
  4. Step 4: Simplify right side
    36,793.16x = 740,734,275.62
  5. Step 5: Solve for x
    x = 740,734,275.62/36,793.16
  6. Step 6: Final answer
    x = 20,132.39

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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.