Home / 36,375.39-54,559.41-11,415.63

Finding the Fourth Proportional to 36,375.39, 54,559.41 and 11,415.63

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Solution

The fourth proportional to 36,375.39, 54,559.41 and 11,415.63 is: 17,122.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,375.39 : 54,559.41 = 11,415.63 : x
  2. Step 2: Convert to fraction form
    36,375.39/54,559.41 = 11,415.63/x
  3. Step 3: Cross multiply
    36,375.39x = 54,559.41 × 11,415.63
  4. Step 4: Simplify right side
    36,375.39x = 622,830,037.58
  5. Step 5: Solve for x
    x = 622,830,037.58/36,375.39
  6. Step 6: Final answer
    x = 17,122.29

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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.