Home / 40,413.78-55,794.15-27,007.74

Finding the Fourth Proportional to 40,413.78, 55,794.15 and 27,007.74

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Solution

The fourth proportional to 40,413.78, 55,794.15 and 27,007.74 is: 37,286.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,413.78 : 55,794.15 = 27,007.74 : x
  2. Step 2: Convert to fraction form
    40,413.78/55,794.15 = 27,007.74/x
  3. Step 3: Cross multiply
    40,413.78x = 55,794.15 × 27,007.74
  4. Step 4: Simplify right side
    40,413.78x = 1,506,873,896.72
  5. Step 5: Solve for x
    x = 1,506,873,896.72/40,413.78
  6. Step 6: Final answer
    x = 37,286.14

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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.