Home / 36,545.92-50,432.86-20,413.51

Finding the Fourth Proportional to 36,545.92, 50,432.86 and 20,413.51

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Solution

The fourth proportional to 36,545.92, 50,432.86 and 20,413.51 is: 28,170.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,545.92 : 50,432.86 = 20,413.51 : x
  2. Step 2: Convert to fraction form
    36,545.92/50,432.86 = 20,413.51/x
  3. Step 3: Cross multiply
    36,545.92x = 50,432.86 × 20,413.51
  4. Step 4: Simplify right side
    36,545.92x = 1,029,511,669.26
  5. Step 5: Solve for x
    x = 1,029,511,669.26/36,545.92
  6. Step 6: Final answer
    x = 28,170.36

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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.