Home / 15,832.14-21,858.30-10,169.43

Finding the Fourth Proportional to 15,832.14, 21,858.30 and 10,169.43

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Solution

The fourth proportional to 15,832.14, 21,858.30 and 10,169.43 is: 14,040.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,832.14 : 21,858.30 = 10,169.43 : x
  2. Step 2: Convert to fraction form
    15,832.14/21,858.30 = 10,169.43/x
  3. Step 3: Cross multiply
    15,832.14x = 21,858.30 × 10,169.43
  4. Step 4: Simplify right side
    15,832.14x = 222,286,451.77
  5. Step 5: Solve for x
    x = 222,286,451.77/15,832.14
  6. Step 6: Final answer
    x = 14,040.20

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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.