Home / 36,861.20-55,286.40-10,563.20

Finding the Fourth Proportional to 36,861.20, 55,286.40 and 10,563.20

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Solution

The fourth proportional to 36,861.20, 55,286.40 and 10,563.20 is: 15,843.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,861.20 : 55,286.40 = 10,563.20 : x
  2. Step 2: Convert to fraction form
    36,861.20/55,286.40 = 10,563.20/x
  3. Step 3: Cross multiply
    36,861.20x = 55,286.40 × 10,563.20
  4. Step 4: Simplify right side
    36,861.20x = 584,001,300.48
  5. Step 5: Solve for x
    x = 584,001,300.48/36,861.20
  6. Step 6: Final answer
    x = 15,843.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.