Home / 36,369.87-50,190.28-20,454.31

Finding the Fourth Proportional to 36,369.87, 50,190.28 and 20,454.31

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Solution

The fourth proportional to 36,369.87, 50,190.28 and 20,454.31 is: 28,226.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,369.87 : 50,190.28 = 20,454.31 : x
  2. Step 2: Convert to fraction form
    36,369.87/50,190.28 = 20,454.31/x
  3. Step 3: Cross multiply
    36,369.87x = 50,190.28 × 20,454.31
  4. Step 4: Simplify right side
    36,369.87x = 1,026,607,546.11
  5. Step 5: Solve for x
    x = 1,026,607,546.11/36,369.87
  6. Step 6: Final answer
    x = 28,226.87

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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.