Home / 36,500.31-50,369.85-20,589.84

Finding the Fourth Proportional to 36,500.31, 50,369.85 and 20,589.84

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Solution

The fourth proportional to 36,500.31, 50,369.85 and 20,589.84 is: 28,413.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,500.31 : 50,369.85 = 20,589.84 : x
  2. Step 2: Convert to fraction form
    36,500.31/50,369.85 = 20,589.84/x
  3. Step 3: Cross multiply
    36,500.31x = 50,369.85 × 20,589.84
  4. Step 4: Simplify right side
    36,500.31x = 1,037,107,152.32
  5. Step 5: Solve for x
    x = 1,037,107,152.32/36,500.31
  6. Step 6: Final answer
    x = 28,413.65

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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.