Home / 36,843.64-55,248.18-13,453.72

Finding the Fourth Proportional to 36,843.64, 55,248.18 and 13,453.72

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Solution

The fourth proportional to 36,843.64, 55,248.18 and 13,453.72 is: 20,174.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,843.64 : 55,248.18 = 13,453.72 : x
  2. Step 2: Convert to fraction form
    36,843.64/55,248.18 = 13,453.72/x
  3. Step 3: Cross multiply
    36,843.64x = 55,248.18 × 13,453.72
  4. Step 4: Simplify right side
    36,843.64x = 743,293,544.23
  5. Step 5: Solve for x
    x = 743,293,544.23/36,843.64
  6. Step 6: Final answer
    x = 20,174.27

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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.