Home / 13,447.61-20,171.82-5,016.32

Finding the Fourth Proportional to 13,447.61, 20,171.82 and 5,016.32

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Solution

The fourth proportional to 13,447.61, 20,171.82 and 5,016.32 is: 7,524.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,447.61 : 20,171.82 = 5,016.32 : x
  2. Step 2: Convert to fraction form
    13,447.61/20,171.82 = 5,016.32/x
  3. Step 3: Cross multiply
    13,447.61x = 20,171.82 × 5,016.32
  4. Step 4: Simplify right side
    13,447.61x = 101,188,304.10
  5. Step 5: Solve for x
    x = 101,188,304.10/13,447.61
  6. Step 6: Final answer
    x = 7,524.63

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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.