Home / 36,991.69-51,049.34-20,224.69

Finding the Fourth Proportional to 36,991.69, 51,049.34 and 20,224.69

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Solution

The fourth proportional to 36,991.69, 51,049.34 and 20,224.69 is: 27,910.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,991.69 : 51,049.34 = 20,224.69 : x
  2. Step 2: Convert to fraction form
    36,991.69/51,049.34 = 20,224.69/x
  3. Step 3: Cross multiply
    36,991.69x = 51,049.34 × 20,224.69
  4. Step 4: Simplify right side
    36,991.69x = 1,032,456,923.30
  5. Step 5: Solve for x
    x = 1,032,456,923.30/36,991.69
  6. Step 6: Final answer
    x = 27,910.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.