Home / 12,227.24-18,341.88-3,908.44

Finding the Fourth Proportional to 12,227.24, 18,341.88 and 3,908.44

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Solution

The fourth proportional to 12,227.24, 18,341.88 and 3,908.44 is: 5,862.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,227.24 : 18,341.88 = 3,908.44 : x
  2. Step 2: Convert to fraction form
    12,227.24/18,341.88 = 3,908.44/x
  3. Step 3: Cross multiply
    12,227.24x = 18,341.88 × 3,908.44
  4. Step 4: Simplify right side
    12,227.24x = 71,688,137.47
  5. Step 5: Solve for x
    x = 71,688,137.47/12,227.24
  6. Step 6: Final answer
    x = 5,862.99

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.