Home / 33,455.12-50,183.73-12,400.43

Finding the Fourth Proportional to 33,455.12, 50,183.73 and 12,400.43

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Solution

The fourth proportional to 33,455.12, 50,183.73 and 12,400.43 is: 18,601.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,455.12 : 50,183.73 = 12,400.43 : x
  2. Step 2: Convert to fraction form
    33,455.12/50,183.73 = 12,400.43/x
  3. Step 3: Cross multiply
    33,455.12x = 50,183.73 × 12,400.43
  4. Step 4: Simplify right side
    33,455.12x = 622,299,831.00
  5. Step 5: Solve for x
    x = 622,299,831.00/33,455.12
  6. Step 6: Final answer
    x = 18,601.03

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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.