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Finding the Fourth Proportional to 33,554.82, 50,337.09 and 12,493.11

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Solution

The fourth proportional to 33,554.82, 50,337.09 and 12,493.11 is: 18,741.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,554.82 : 50,337.09 = 12,493.11 : x
  2. Step 2: Convert to fraction form
    33,554.82/50,337.09 = 12,493.11/x
  3. Step 3: Cross multiply
    33,554.82x = 50,337.09 × 12,493.11
  4. Step 4: Simplify right side
    33,554.82x = 628,866,802.45
  5. Step 5: Solve for x
    x = 628,866,802.45/33,554.82
  6. Step 6: Final answer
    x = 18,741.47

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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.