Home / 11,081.31-16,557.07-10,693.73

Finding the Fourth Proportional to 11,081.31, 16,557.07 and 10,693.73

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Solution

The fourth proportional to 11,081.31, 16,557.07 and 10,693.73 is: 15,977.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,081.31 : 16,557.07 = 10,693.73 : x
  2. Step 2: Convert to fraction form
    11,081.31/16,557.07 = 10,693.73/x
  3. Step 3: Cross multiply
    11,081.31x = 16,557.07 × 10,693.73
  4. Step 4: Simplify right side
    11,081.31x = 177,056,699.92
  5. Step 5: Solve for x
    x = 177,056,699.92/11,081.31
  6. Step 6: Final answer
    x = 15,977.96

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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.