Home / 13,383.39-20,076.08-4,022.66

Finding the Fourth Proportional to 13,383.39, 20,076.08 and 4,022.66

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Solution

The fourth proportional to 13,383.39, 20,076.08 and 4,022.66 is: 6,034.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,383.39 : 20,076.08 = 4,022.66 : x
  2. Step 2: Convert to fraction form
    13,383.39/20,076.08 = 4,022.66/x
  3. Step 3: Cross multiply
    13,383.39x = 20,076.08 × 4,022.66
  4. Step 4: Simplify right side
    13,383.39x = 80,759,243.97
  5. Step 5: Solve for x
    x = 80,759,243.97/13,383.39
  6. Step 6: Final answer
    x = 6,034.29

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.