Home / 12,227.46-18,338.76-3,460.02

Finding the Fourth Proportional to 12,227.46, 18,338.76 and 3,460.02

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Solution

The fourth proportional to 12,227.46, 18,338.76 and 3,460.02 is: 5,189.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,227.46 : 18,338.76 = 3,460.02 : x
  2. Step 2: Convert to fraction form
    12,227.46/18,338.76 = 3,460.02/x
  3. Step 3: Cross multiply
    12,227.46x = 18,338.76 × 3,460.02
  4. Step 4: Simplify right side
    12,227.46x = 63,452,476.38
  5. Step 5: Solve for x
    x = 63,452,476.38/12,227.46
  6. Step 6: Final answer
    x = 5,189.34

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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.