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Finding the Fourth Proportional to 33,770.91, 50,656.38 and 8,810.94

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Solution

The fourth proportional to 33,770.91, 50,656.38 and 8,810.94 is: 13,216.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,770.91 : 50,656.38 = 8,810.94 : x
  2. Step 2: Convert to fraction form
    33,770.91/50,656.38 = 8,810.94/x
  3. Step 3: Cross multiply
    33,770.91x = 50,656.38 × 8,810.94
  4. Step 4: Simplify right side
    33,770.91x = 446,330,324.80
  5. Step 5: Solve for x
    x = 446,330,324.80/33,770.91
  6. Step 6: Final answer
    x = 13,216.41

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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.