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Finding the Fourth Proportional to 33,611.36, 50,448.15 and 16,983.09

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Solution

The fourth proportional to 33,611.36, 50,448.15 and 16,983.09 is: 25,490.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,611.36 : 50,448.15 = 16,983.09 : x
  2. Step 2: Convert to fraction form
    33,611.36/50,448.15 = 16,983.09/x
  3. Step 3: Cross multiply
    33,611.36x = 50,448.15 × 16,983.09
  4. Step 4: Simplify right side
    33,611.36x = 856,765,471.78
  5. Step 5: Solve for x
    x = 856,765,471.78/33,611.36
  6. Step 6: Final answer
    x = 25,490.36

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1.5x scale

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.