Home / 36,793.35-55,198.26-13,419.79

Finding the Fourth Proportional to 36,793.35, 55,198.26 and 13,419.79

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Solution

The fourth proportional to 36,793.35, 55,198.26 and 13,419.79 is: 20,132.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,793.35 : 55,198.26 = 13,419.79 : x
  2. Step 2: Convert to fraction form
    36,793.35/55,198.26 = 13,419.79/x
  3. Step 3: Cross multiply
    36,793.35x = 55,198.26 × 13,419.79
  4. Step 4: Simplify right side
    36,793.35x = 740,748,990.47
  5. Step 5: Solve for x
    x = 740,748,990.47/36,793.35
  6. Step 6: Final answer
    x = 20,132.69

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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.