Home / 36,028.26-49,716.72-20,112.48

Finding the Fourth Proportional to 36,028.26, 49,716.72 and 20,112.48

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Solution

The fourth proportional to 36,028.26, 49,716.72 and 20,112.48 is: 27,753.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,028.26 : 49,716.72 = 20,112.48 : x
  2. Step 2: Convert to fraction form
    36,028.26/49,716.72 = 20,112.48/x
  3. Step 3: Cross multiply
    36,028.26x = 49,716.72 × 20,112.48
  4. Step 4: Simplify right side
    36,028.26x = 999,926,536.67
  5. Step 5: Solve for x
    x = 999,926,536.67/36,028.26
  6. Step 6: Final answer
    x = 27,753.95

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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.