Home / 26,413.04-36,439.80-16,986.80

Finding the Fourth Proportional to 26,413.04, 36,439.80 and 16,986.80

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Solution

The fourth proportional to 26,413.04, 36,439.80 and 16,986.80 is: 23,435.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,413.04 : 36,439.80 = 16,986.80 : x
  2. Step 2: Convert to fraction form
    26,413.04/36,439.80 = 16,986.80/x
  3. Step 3: Cross multiply
    26,413.04x = 36,439.80 × 16,986.80
  4. Step 4: Simplify right side
    26,413.04x = 618,995,594.64
  5. Step 5: Solve for x
    x = 618,995,594.64/26,413.04
  6. Step 6: Final answer
    x = 23,435.23

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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.