Home / 33,521.75-50,289.11-12,743.63

Finding the Fourth Proportional to 33,521.75, 50,289.11 and 12,743.63

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Solution

The fourth proportional to 33,521.75, 50,289.11 and 12,743.63 is: 19,117.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,521.75 : 50,289.11 = 12,743.63 : x
  2. Step 2: Convert to fraction form
    33,521.75/50,289.11 = 12,743.63/x
  3. Step 3: Cross multiply
    33,521.75x = 50,289.11 × 12,743.63
  4. Step 4: Simplify right side
    33,521.75x = 640,865,810.87
  5. Step 5: Solve for x
    x = 640,865,810.87/33,521.75
  6. Step 6: Final answer
    x = 19,117.91

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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.