Home / 33,266.82-49,898.34-20,115.66

Finding the Fourth Proportional to 33,266.82, 49,898.34 and 20,115.66

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Solution

The fourth proportional to 33,266.82, 49,898.34 and 20,115.66 is: 30,172.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,266.82 : 49,898.34 = 20,115.66 : x
  2. Step 2: Convert to fraction form
    33,266.82/49,898.34 = 20,115.66/x
  3. Step 3: Cross multiply
    33,266.82x = 49,898.34 × 20,115.66
  4. Step 4: Simplify right side
    33,266.82x = 1,003,738,042.00
  5. Step 5: Solve for x
    x = 1,003,738,042.00/33,266.82
  6. Step 6: Final answer
    x = 30,172.35

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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.