Home / 26,743.24-36,908.40-15,413.14

Finding the Fourth Proportional to 26,743.24, 36,908.40 and 15,413.14

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Solution

The fourth proportional to 26,743.24, 36,908.40 and 15,413.14 is: 21,271.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,743.24 : 36,908.40 = 15,413.14 : x
  2. Step 2: Convert to fraction form
    26,743.24/36,908.40 = 15,413.14/x
  3. Step 3: Cross multiply
    26,743.24x = 36,908.40 × 15,413.14
  4. Step 4: Simplify right side
    26,743.24x = 568,874,336.38
  5. Step 5: Solve for x
    x = 568,874,336.38/26,743.24
  6. Step 6: Final answer
    x = 21,271.71

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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.