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Finding the Fourth Proportional to 33,388.99, 50,086.08 and 9,696.92

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Solution

The fourth proportional to 33,388.99, 50,086.08 and 9,696.92 is: 14,546.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,388.99 : 50,086.08 = 9,696.92 : x
  2. Step 2: Convert to fraction form
    33,388.99/50,086.08 = 9,696.92/x
  3. Step 3: Cross multiply
    33,388.99x = 50,086.08 × 9,696.92
  4. Step 4: Simplify right side
    33,388.99x = 485,680,460.44
  5. Step 5: Solve for x
    x = 485,680,460.44/33,388.99
  6. Step 6: Final answer
    x = 14,546.13

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1.5x scale

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.