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Finding the Fourth Proportional to 33,866.03, 50,751.70 and 28,842.28

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Solution

The fourth proportional to 33,866.03, 50,751.70 and 28,842.28 is: 43,223.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,866.03 : 50,751.70 = 28,842.28 : x
  2. Step 2: Convert to fraction form
    33,866.03/50,751.70 = 28,842.28/x
  3. Step 3: Cross multiply
    33,866.03x = 50,751.70 × 28,842.28
  4. Step 4: Simplify right side
    33,866.03x = 1,463,794,542.89
  5. Step 5: Solve for x
    x = 1,463,794,542.89/33,866.03
  6. Step 6: Final answer
    x = 43,223.09

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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.