Home / 33,136.78-49,694.64-10,946.02

Finding the Fourth Proportional to 33,136.78, 49,694.64 and 10,946.02

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Solution

The fourth proportional to 33,136.78, 49,694.64 and 10,946.02 is: 16,415.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,136.78 : 49,694.64 = 10,946.02 : x
  2. Step 2: Convert to fraction form
    33,136.78/49,694.64 = 10,946.02/x
  3. Step 3: Cross multiply
    33,136.78x = 49,694.64 × 10,946.02
  4. Step 4: Simplify right side
    33,136.78x = 543,958,523.33
  5. Step 5: Solve for x
    x = 543,958,523.33/33,136.78
  6. Step 6: Final answer
    x = 16,415.55

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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.