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Finding the Fourth Proportional to 33,374.93, 50,069.89 and 11,187.74

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Solution

The fourth proportional to 33,374.93, 50,069.89 and 11,187.74 is: 16,784.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,374.93 : 50,069.89 = 11,187.74 : x
  2. Step 2: Convert to fraction form
    33,374.93/50,069.89 = 11,187.74/x
  3. Step 3: Cross multiply
    33,374.93x = 50,069.89 × 11,187.74
  4. Step 4: Simplify right side
    33,374.93x = 560,168,632.83
  5. Step 5: Solve for x
    x = 560,168,632.83/33,374.93
  6. Step 6: Final answer
    x = 16,784.12

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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.