Home / 33,545.14-50,339.58-12,768.64

Finding the Fourth Proportional to 33,545.14, 50,339.58 and 12,768.64

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Solution

The fourth proportional to 33,545.14, 50,339.58 and 12,768.64 is: 19,161.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,545.14 : 50,339.58 = 12,768.64 : x
  2. Step 2: Convert to fraction form
    33,545.14/50,339.58 = 12,768.64/x
  3. Step 3: Cross multiply
    33,545.14x = 50,339.58 × 12,768.64
  4. Step 4: Simplify right side
    33,545.14x = 642,767,974.77
  5. Step 5: Solve for x
    x = 642,767,974.77/33,545.14
  6. Step 6: Final answer
    x = 19,161.28

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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.