Home / 14,413.58-21,620.37-4,418.36

Finding the Fourth Proportional to 14,413.58, 21,620.37 and 4,418.36

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Solution

The fourth proportional to 14,413.58, 21,620.37 and 4,418.36 is: 6,627.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,413.58 : 21,620.37 = 4,418.36 : x
  2. Step 2: Convert to fraction form
    14,413.58/21,620.37 = 4,418.36/x
  3. Step 3: Cross multiply
    14,413.58x = 21,620.37 × 4,418.36
  4. Step 4: Simplify right side
    14,413.58x = 95,526,583.94
  5. Step 5: Solve for x
    x = 95,526,583.94/14,413.58
  6. Step 6: Final answer
    x = 6,627.54

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1.5x scale

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.