Home / 14,413.26-21,610.57-5,649.06

Finding the Fourth Proportional to 14,413.26, 21,610.57 and 5,649.06

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Solution

The fourth proportional to 14,413.26, 21,610.57 and 5,649.06 is: 8,469.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,413.26 : 21,610.57 = 5,649.06 : x
  2. Step 2: Convert to fraction form
    14,413.26/21,610.57 = 5,649.06/x
  3. Step 3: Cross multiply
    14,413.26x = 21,610.57 × 5,649.06
  4. Step 4: Simplify right side
    14,413.26x = 122,079,311.40
  5. Step 5: Solve for x
    x = 122,079,311.40/14,413.26
  6. Step 6: Final answer
    x = 8,469.93

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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.