Home / 16,413.20-22,651.24-9,340.24

Finding the Fourth Proportional to 16,413.20, 22,651.24 and 9,340.24

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Solution

The fourth proportional to 16,413.20, 22,651.24 and 9,340.24 is: 12,890.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,413.20 : 22,651.24 = 9,340.24 : x
  2. Step 2: Convert to fraction form
    16,413.20/22,651.24 = 9,340.24/x
  3. Step 3: Cross multiply
    16,413.20x = 22,651.24 × 9,340.24
  4. Step 4: Simplify right side
    16,413.20x = 211,568,017.90
  5. Step 5: Solve for x
    x = 211,568,017.90/16,413.20
  6. Step 6: Final answer
    x = 12,890.11

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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.