Home / 36,085.05-54,144.59-13,906.44

Finding the Fourth Proportional to 36,085.05, 54,144.59 and 13,906.44

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Solution

The fourth proportional to 36,085.05, 54,144.59 and 13,906.44 is: 20,866.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,085.05 : 54,144.59 = 13,906.44 : x
  2. Step 2: Convert to fraction form
    36,085.05/54,144.59 = 13,906.44/x
  3. Step 3: Cross multiply
    36,085.05x = 54,144.59 × 13,906.44
  4. Step 4: Simplify right side
    36,085.05x = 752,958,422.63
  5. Step 5: Solve for x
    x = 752,958,422.63/36,085.05
  6. Step 6: Final answer
    x = 20,866.22

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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.