Home / 40,112.82-60,150.33-12,022.02

Finding the Fourth Proportional to 40,112.82, 60,150.33 and 12,022.02

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Solution

The fourth proportional to 40,112.82, 60,150.33 and 12,022.02 is: 18,027.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,112.82 : 60,150.33 = 12,022.02 : x
  2. Step 2: Convert to fraction form
    40,112.82/60,150.33 = 12,022.02/x
  3. Step 3: Cross multiply
    40,112.82x = 60,150.33 × 12,022.02
  4. Step 4: Simplify right side
    40,112.82x = 723,128,470.27
  5. Step 5: Solve for x
    x = 723,128,470.27/40,112.82
  6. Step 6: Final answer
    x = 18,027.37

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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.