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Finding the Fourth Proportional to 33,879.53, 50,798.79 and 15,156.08

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Solution

The fourth proportional to 33,879.53, 50,798.79 and 15,156.08 is: 22,724.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,879.53 : 50,798.79 = 15,156.08 : x
  2. Step 2: Convert to fraction form
    33,879.53/50,798.79 = 15,156.08/x
  3. Step 3: Cross multiply
    33,879.53x = 50,798.79 × 15,156.08
  4. Step 4: Simplify right side
    33,879.53x = 769,910,525.14
  5. Step 5: Solve for x
    x = 769,910,525.14/33,879.53
  6. Step 6: Final answer
    x = 22,724.95

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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.