Home / 36,748.21-55,146.83-13,374.64

Finding the Fourth Proportional to 36,748.21, 55,146.83 and 13,374.64

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Solution

The fourth proportional to 36,748.21, 55,146.83 and 13,374.64 is: 20,070.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,748.21 : 55,146.83 = 13,374.64 : x
  2. Step 2: Convert to fraction form
    36,748.21/55,146.83 = 13,374.64/x
  3. Step 3: Cross multiply
    36,748.21x = 55,146.83 × 13,374.64
  4. Step 4: Simplify right side
    36,748.21x = 737,568,998.39
  5. Step 5: Solve for x
    x = 737,568,998.39/36,748.21
  6. Step 6: Final answer
    x = 20,070.88

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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.