Home / 40,409.15-55,760.20-23,413.73

Finding the Fourth Proportional to 40,409.15, 55,760.20 and 23,413.73

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Solution

The fourth proportional to 40,409.15, 55,760.20 and 23,413.73 is: 32,308.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,409.15 : 55,760.20 = 23,413.73 : x
  2. Step 2: Convert to fraction form
    40,409.15/55,760.20 = 23,413.73/x
  3. Step 3: Cross multiply
    40,409.15x = 55,760.20 × 23,413.73
  4. Step 4: Simplify right side
    40,409.15x = 1,305,553,930.21
  5. Step 5: Solve for x
    x = 1,305,553,930.21/40,409.15
  6. Step 6: Final answer
    x = 32,308.38

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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.