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Finding the Fourth Proportional to 33,906.42, 50,853.83 and 8,946.74

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Solution

The fourth proportional to 33,906.42, 50,853.83 and 8,946.74 is: 13,418.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,906.42 : 50,853.83 = 8,946.74 : x
  2. Step 2: Convert to fraction form
    33,906.42/50,853.83 = 8,946.74/x
  3. Step 3: Cross multiply
    33,906.42x = 50,853.83 × 8,946.74
  4. Step 4: Simplify right side
    33,906.42x = 454,975,696.01
  5. Step 5: Solve for x
    x = 454,975,696.01/33,906.42
  6. Step 6: Final answer
    x = 13,418.57

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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.