Home / 36,799.31-55,199.88-13,425.75

Finding the Fourth Proportional to 36,799.31, 55,199.88 and 13,425.75

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Solution

The fourth proportional to 36,799.31, 55,199.88 and 13,425.75 is: 20,138.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,799.31 : 55,199.88 = 13,425.75 : x
  2. Step 2: Convert to fraction form
    36,799.31/55,199.88 = 13,425.75/x
  3. Step 3: Cross multiply
    36,799.31x = 55,199.88 × 13,425.75
  4. Step 4: Simplify right side
    36,799.31x = 741,099,788.91
  5. Step 5: Solve for x
    x = 741,099,788.91/36,799.31
  6. Step 6: Final answer
    x = 20,138.96

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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.