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Finding the Fourth Proportional to 33,886.10, 50,819.42 and 13,104.74

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Solution

The fourth proportional to 33,886.10, 50,819.42 and 13,104.74 is: 19,653.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,886.10 : 50,819.42 = 13,104.74 : x
  2. Step 2: Convert to fraction form
    33,886.10/50,819.42 = 13,104.74/x
  3. Step 3: Cross multiply
    33,886.10x = 50,819.42 × 13,104.74
  4. Step 4: Simplify right side
    33,886.10x = 665,975,286.05
  5. Step 5: Solve for x
    x = 665,975,286.05/33,886.10
  6. Step 6: Final answer
    x = 19,653.35

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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.