Home / 14,940.11-22,413.38-7,447.75

Finding the Fourth Proportional to 14,940.11, 22,413.38 and 7,447.75

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Solution

The fourth proportional to 14,940.11, 22,413.38 and 7,447.75 is: 11,173.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,940.11 : 22,413.38 = 7,447.75 : x
  2. Step 2: Convert to fraction form
    14,940.11/22,413.38 = 7,447.75/x
  3. Step 3: Cross multiply
    14,940.11x = 22,413.38 × 7,447.75
  4. Step 4: Simplify right side
    14,940.11x = 166,929,157.62
  5. Step 5: Solve for x
    x = 166,929,157.62/14,940.11
  6. Step 6: Final answer
    x = 11,173.22

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Why These Related Problems?

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