Home / 36,625.98-54,920.79-11,662.78

Finding the Fourth Proportional to 36,625.98, 54,920.79 and 11,662.78

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Solution

The fourth proportional to 36,625.98, 54,920.79 and 11,662.78 is: 17,488.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,625.98 : 54,920.79 = 11,662.78 : x
  2. Step 2: Convert to fraction form
    36,625.98/54,920.79 = 11,662.78/x
  3. Step 3: Cross multiply
    36,625.98x = 54,920.79 × 11,662.78
  4. Step 4: Simplify right side
    36,625.98x = 640,529,091.20
  5. Step 5: Solve for x
    x = 640,529,091.20/36,625.98
  6. Step 6: Final answer
    x = 17,488.38

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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.