Home / 33,455.12-50,183.72-12,400.42

Finding the Fourth Proportional to 33,455.12, 50,183.72 and 12,400.42

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Solution

The fourth proportional to 33,455.12, 50,183.72 and 12,400.42 is: 18,601.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,455.12 : 50,183.72 = 12,400.42 : x
  2. Step 2: Convert to fraction form
    33,455.12/50,183.72 = 12,400.42/x
  3. Step 3: Cross multiply
    33,455.12x = 50,183.72 × 12,400.42
  4. Step 4: Simplify right side
    33,455.12x = 622,299,205.16
  5. Step 5: Solve for x
    x = 622,299,205.16/33,455.12
  6. Step 6: Final answer
    x = 18,601.02

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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.