Home / 36,149.08-49,885.21-20,014.85

Finding the Fourth Proportional to 36,149.08, 49,885.21 and 20,014.85

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Solution

The fourth proportional to 36,149.08, 49,885.21 and 20,014.85 is: 27,620.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,149.08 : 49,885.21 = 20,014.85 : x
  2. Step 2: Convert to fraction form
    36,149.08/49,885.21 = 20,014.85/x
  3. Step 3: Cross multiply
    36,149.08x = 49,885.21 × 20,014.85
  4. Step 4: Simplify right side
    36,149.08x = 998,444,770.96
  5. Step 5: Solve for x
    x = 998,444,770.96/36,149.08
  6. Step 6: Final answer
    x = 27,620.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.