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Finding the Fourth Proportional to 33,940.98, 50,891.01 and 15,217.63

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Solution

The fourth proportional to 33,940.98, 50,891.01 and 15,217.63 is: 22,817.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,940.98 : 50,891.01 = 15,217.63 : x
  2. Step 2: Convert to fraction form
    33,940.98/50,891.01 = 15,217.63/x
  3. Step 3: Cross multiply
    33,940.98x = 50,891.01 × 15,217.63
  4. Step 4: Simplify right side
    33,940.98x = 774,440,560.51
  5. Step 5: Solve for x
    x = 774,440,560.51/33,940.98
  6. Step 6: Final answer
    x = 22,817.27

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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.