Home / 33,312.78-50,004.68-18,550.53

Finding the Fourth Proportional to 33,312.78, 50,004.68 and 18,550.53

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Solution

The fourth proportional to 33,312.78, 50,004.68 and 18,550.53 is: 27,845.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,312.78 : 50,004.68 = 18,550.53 : x
  2. Step 2: Convert to fraction form
    33,312.78/50,004.68 = 18,550.53/x
  3. Step 3: Cross multiply
    33,312.78x = 50,004.68 × 18,550.53
  4. Step 4: Simplify right side
    33,312.78x = 927,613,223.73
  5. Step 5: Solve for x
    x = 927,613,223.73/33,312.78
  6. Step 6: Final answer
    x = 27,845.57

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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.