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Finding the Fourth Proportional to 33,866.46, 50,751.28 and 19,044.28

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Solution

The fourth proportional to 33,866.46, 50,751.28 and 19,044.28 is: 28,539.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,866.46 : 50,751.28 = 19,044.28 : x
  2. Step 2: Convert to fraction form
    33,866.46/50,751.28 = 19,044.28/x
  3. Step 3: Cross multiply
    33,866.46x = 50,751.28 × 19,044.28
  4. Step 4: Simplify right side
    33,866.46x = 966,521,586.68
  5. Step 5: Solve for x
    x = 966,521,586.68/33,866.46
  6. Step 6: Final answer
    x = 28,539.20

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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.