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Finding the Fourth Proportional to 33,898.96, 50,871.75 and 11,712.37

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Solution

The fourth proportional to 33,898.96, 50,871.75 and 11,712.37 is: 17,576.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,898.96 : 50,871.75 = 11,712.37 : x
  2. Step 2: Convert to fraction form
    33,898.96/50,871.75 = 11,712.37/x
  3. Step 3: Cross multiply
    33,898.96x = 50,871.75 × 11,712.37
  4. Step 4: Simplify right side
    33,898.96x = 595,828,825.91
  5. Step 5: Solve for x
    x = 595,828,825.91/33,898.96
  6. Step 6: Final answer
    x = 17,576.61

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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.