Home / 36,333.85-50,135.42-20,199.87

Finding the Fourth Proportional to 36,333.85, 50,135.42 and 20,199.87

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Solution

The fourth proportional to 36,333.85, 50,135.42 and 20,199.87 is: 27,872.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,333.85 : 50,135.42 = 20,199.87 : x
  2. Step 2: Convert to fraction form
    36,333.85/50,135.42 = 20,199.87/x
  3. Step 3: Cross multiply
    36,333.85x = 50,135.42 × 20,199.87
  4. Step 4: Simplify right side
    36,333.85x = 1,012,728,966.40
  5. Step 5: Solve for x
    x = 1,012,728,966.40/36,333.85
  6. Step 6: Final answer
    x = 27,872.88

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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.