Home / 14,621.94-20,177.37-8,249.54

Finding the Fourth Proportional to 14,621.94, 20,177.37 and 8,249.54

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Solution

The fourth proportional to 14,621.94, 20,177.37 and 8,249.54 is: 11,383.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,621.94 : 20,177.37 = 8,249.54 : x
  2. Step 2: Convert to fraction form
    14,621.94/20,177.37 = 8,249.54/x
  3. Step 3: Cross multiply
    14,621.94x = 20,177.37 × 8,249.54
  4. Step 4: Simplify right side
    14,621.94x = 166,453,920.02
  5. Step 5: Solve for x
    x = 166,453,920.02/14,621.94
  6. Step 6: Final answer
    x = 11,383.85

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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.