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Finding the Fourth Proportional to 33,611, 50,424.04 and 10,239.28

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Solution

The fourth proportional to 33,611, 50,424.04 and 10,239.28 is: 15,361.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,611 : 50,424.04 = 10,239.28 : x
  2. Step 2: Convert to fraction form
    33,611/50,424.04 = 10,239.28/x
  3. Step 3: Cross multiply
    33,611x = 50,424.04 × 10,239.28
  4. Step 4: Simplify right side
    33,611x = 516,305,864.29
  5. Step 5: Solve for x
    x = 516,305,864.29/33,611
  6. Step 6: Final answer
    x = 15,361.22

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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.