Home / 36,065.98-49,770.12-20,150.54

Finding the Fourth Proportional to 36,065.98, 49,770.12 and 20,150.54

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Solution

The fourth proportional to 36,065.98, 49,770.12 and 20,150.54 is: 27,807.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,065.98 : 49,770.12 = 20,150.54 : x
  2. Step 2: Convert to fraction form
    36,065.98/49,770.12 = 20,150.54/x
  3. Step 3: Cross multiply
    36,065.98x = 49,770.12 × 20,150.54
  4. Step 4: Simplify right side
    36,065.98x = 1,002,894,793.86
  5. Step 5: Solve for x
    x = 1,002,894,793.86/36,065.98
  6. Step 6: Final answer
    x = 27,807.22

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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.