Home / 33,825.20-50,716.20-14,111.60

Finding the Fourth Proportional to 33,825.20, 50,716.20 and 14,111.60

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Solution

The fourth proportional to 33,825.20, 50,716.20 and 14,111.60 is: 21,158.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,825.20 : 50,716.20 = 14,111.60 : x
  2. Step 2: Convert to fraction form
    33,825.20/50,716.20 = 14,111.60/x
  3. Step 3: Cross multiply
    33,825.20x = 50,716.20 × 14,111.60
  4. Step 4: Simplify right side
    33,825.20x = 715,686,727.92
  5. Step 5: Solve for x
    x = 715,686,727.92/33,825.20
  6. Step 6: Final answer
    x = 21,158.39

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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.