Home / 36,125.80-54,149.16-18,596.60

Finding the Fourth Proportional to 36,125.80, 54,149.16 and 18,596.60

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Solution

The fourth proportional to 36,125.80, 54,149.16 and 18,596.60 is: 27,874.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,125.80 : 54,149.16 = 18,596.60 : x
  2. Step 2: Convert to fraction form
    36,125.80/54,149.16 = 18,596.60/x
  3. Step 3: Cross multiply
    36,125.80x = 54,149.16 × 18,596.60
  4. Step 4: Simplify right side
    36,125.80x = 1,006,990,268.86
  5. Step 5: Solve for x
    x = 1,006,990,268.86/36,125.80
  6. Step 6: Final answer
    x = 27,874.55

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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.