Home / 12,261.89-18,395.91-3,496.82

Finding the Fourth Proportional to 12,261.89, 18,395.91 and 3,496.82

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Solution

The fourth proportional to 12,261.89, 18,395.91 and 3,496.82 is: 5,246.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,261.89 : 18,395.91 = 3,496.82 : x
  2. Step 2: Convert to fraction form
    12,261.89/18,395.91 = 3,496.82/x
  3. Step 3: Cross multiply
    12,261.89x = 18,395.91 × 3,496.82
  4. Step 4: Simplify right side
    12,261.89x = 64,327,094.03
  5. Step 5: Solve for x
    x = 64,327,094.03/12,261.89
  6. Step 6: Final answer
    x = 5,246.10

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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.