Home / 16,182.31-22,331.75-9,107.37

Finding the Fourth Proportional to 16,182.31, 22,331.75 and 9,107.37

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Solution

The fourth proportional to 16,182.31, 22,331.75 and 9,107.37 is: 12,568.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,182.31 : 22,331.75 = 9,107.37 : x
  2. Step 2: Convert to fraction form
    16,182.31/22,331.75 = 9,107.37/x
  3. Step 3: Cross multiply
    16,182.31x = 22,331.75 × 9,107.37
  4. Step 4: Simplify right side
    16,182.31x = 203,383,510.00
  5. Step 5: Solve for x
    x = 203,383,510.00/16,182.31
  6. Step 6: Final answer
    x = 12,568.26

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.