Home / 17,694.45-24,413.40-10,980.36

Finding the Fourth Proportional to 17,694.45, 24,413.40 and 10,980.36

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Solution

The fourth proportional to 17,694.45, 24,413.40 and 10,980.36 is: 15,149.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,694.45 : 24,413.40 = 10,980.36 : x
  2. Step 2: Convert to fraction form
    17,694.45/24,413.40 = 10,980.36/x
  3. Step 3: Cross multiply
    17,694.45x = 24,413.40 × 10,980.36
  4. Step 4: Simplify right side
    17,694.45x = 268,067,920.82
  5. Step 5: Solve for x
    x = 268,067,920.82/17,694.45
  6. Step 6: Final answer
    x = 15,149.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.