Home / 37,982.54-52,413.20-20,986.59

Finding the Fourth Proportional to 37,982.54, 52,413.20 and 20,986.59

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Solution

The fourth proportional to 37,982.54, 52,413.20 and 20,986.59 is: 28,960.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,982.54 : 52,413.20 = 20,986.59 : x
  2. Step 2: Convert to fraction form
    37,982.54/52,413.20 = 20,986.59/x
  3. Step 3: Cross multiply
    37,982.54x = 52,413.20 × 20,986.59
  4. Step 4: Simplify right side
    37,982.54x = 1,099,974,391.45
  5. Step 5: Solve for x
    x = 1,099,974,391.45/37,982.54
  6. Step 6: Final answer
    x = 28,960.00

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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.