Home / 17,413.55-26,120.33-6,320.21

Finding the Fourth Proportional to 17,413.55, 26,120.33 and 6,320.21

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Solution

The fourth proportional to 17,413.55, 26,120.33 and 6,320.21 is: 9,480.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,413.55 : 26,120.33 = 6,320.21 : x
  2. Step 2: Convert to fraction form
    17,413.55/26,120.33 = 6,320.21/x
  3. Step 3: Cross multiply
    17,413.55x = 26,120.33 × 6,320.21
  4. Step 4: Simplify right side
    17,413.55x = 165,085,939.27
  5. Step 5: Solve for x
    x = 165,085,939.27/17,413.55
  6. Step 6: Final answer
    x = 9,480.32

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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.