Home / 18,832.20-25,967.44-12,108.54

Finding the Fourth Proportional to 18,832.20, 25,967.44 and 12,108.54

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Solution

The fourth proportional to 18,832.20, 25,967.44 and 12,108.54 is: 16,696.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,832.20 : 25,967.44 = 12,108.54 : x
  2. Step 2: Convert to fraction form
    18,832.20/25,967.44 = 12,108.54/x
  3. Step 3: Cross multiply
    18,832.20x = 25,967.44 × 12,108.54
  4. Step 4: Simplify right side
    18,832.20x = 314,427,684.27
  5. Step 5: Solve for x
    x = 314,427,684.27/18,832.20
  6. Step 6: Final answer
    x = 16,696.28

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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.