Home / 15,832.56-21,858.89-10,169.60

Finding the Fourth Proportional to 15,832.56, 21,858.89 and 10,169.60

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Solution

The fourth proportional to 15,832.56, 21,858.89 and 10,169.60 is: 14,040.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,832.56 : 21,858.89 = 10,169.60 : x
  2. Step 2: Convert to fraction form
    15,832.56/21,858.89 = 10,169.60/x
  3. Step 3: Cross multiply
    15,832.56x = 21,858.89 × 10,169.60
  4. Step 4: Simplify right side
    15,832.56x = 222,296,007.60
  5. Step 5: Solve for x
    x = 222,296,007.60/15,832.56
  6. Step 6: Final answer
    x = 14,040.43

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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.