Home / 37,408.79-51,625.37-20,413.97

Finding the Fourth Proportional to 37,408.79, 51,625.37 and 20,413.97

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Solution

The fourth proportional to 37,408.79, 51,625.37 and 20,413.97 is: 28,171.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,408.79 : 51,625.37 = 20,413.97 : x
  2. Step 2: Convert to fraction form
    37,408.79/51,625.37 = 20,413.97/x
  3. Step 3: Cross multiply
    37,408.79x = 51,625.37 × 20,413.97
  4. Step 4: Simplify right side
    37,408.79x = 1,053,878,394.22
  5. Step 5: Solve for x
    x = 1,053,878,394.22/37,408.79
  6. Step 6: Final answer
    x = 28,171.95

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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.