Home / 36,793.40-55,190.10-19,268.60

Finding the Fourth Proportional to 36,793.40, 55,190.10 and 19,268.60

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Solution

The fourth proportional to 36,793.40, 55,190.10 and 19,268.60 is: 28,902.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,793.40 : 55,190.10 = 19,268.60 : x
  2. Step 2: Convert to fraction form
    36,793.40/55,190.10 = 19,268.60/x
  3. Step 3: Cross multiply
    36,793.40x = 55,190.10 × 19,268.60
  4. Step 4: Simplify right side
    36,793.40x = 1,063,435,960.86
  5. Step 5: Solve for x
    x = 1,063,435,960.86/36,793.40
  6. Step 6: Final answer
    x = 28,902.90

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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.