Home / 36,328.95-50,135.22-20,413.08

Finding the Fourth Proportional to 36,328.95, 50,135.22 and 20,413.08

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Solution

The fourth proportional to 36,328.95, 50,135.22 and 20,413.08 is: 28,170.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,328.95 : 50,135.22 = 20,413.08 : x
  2. Step 2: Convert to fraction form
    36,328.95/50,135.22 = 20,413.08/x
  3. Step 3: Cross multiply
    36,328.95x = 50,135.22 × 20,413.08
  4. Step 4: Simplify right side
    36,328.95x = 1,023,414,256.68
  5. Step 5: Solve for x
    x = 1,023,414,256.68/36,328.95
  6. Step 6: Final answer
    x = 28,170.76

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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.