Home / 26,941.62-40,413.42-13,778.58

Finding the Fourth Proportional to 26,941.62, 40,413.42 and 13,778.58

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Solution

The fourth proportional to 26,941.62, 40,413.42 and 13,778.58 is: 20,668.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,941.62 : 40,413.42 = 13,778.58 : x
  2. Step 2: Convert to fraction form
    26,941.62/40,413.42 = 13,778.58/x
  3. Step 3: Cross multiply
    26,941.62x = 40,413.42 × 13,778.58
  4. Step 4: Simplify right side
    26,941.62x = 556,839,540.54
  5. Step 5: Solve for x
    x = 556,839,540.54/26,941.62
  6. Step 6: Final answer
    x = 20,668.38

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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.