Home / 33,930.94-50,889.35-12,863.72

Finding the Fourth Proportional to 33,930.94, 50,889.35 and 12,863.72

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Solution

The fourth proportional to 33,930.94, 50,889.35 and 12,863.72 is: 19,292.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,930.94 : 50,889.35 = 12,863.72 : x
  2. Step 2: Convert to fraction form
    33,930.94/50,889.35 = 12,863.72/x
  3. Step 3: Cross multiply
    33,930.94x = 50,889.35 × 12,863.72
  4. Step 4: Simplify right side
    33,930.94x = 654,626,127.09
  5. Step 5: Solve for x
    x = 654,626,127.09/33,930.94
  6. Step 6: Final answer
    x = 19,292.90

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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.