Home / 13,596.21-20,391.66-3,732.96

Finding the Fourth Proportional to 13,596.21, 20,391.66 and 3,732.96

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Solution

The fourth proportional to 13,596.21, 20,391.66 and 3,732.96 is: 5,598.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,596.21 : 20,391.66 = 3,732.96 : x
  2. Step 2: Convert to fraction form
    13,596.21/20,391.66 = 3,732.96/x
  3. Step 3: Cross multiply
    13,596.21x = 20,391.66 × 3,732.96
  4. Step 4: Simplify right side
    13,596.21x = 76,121,251.11
  5. Step 5: Solve for x
    x = 76,121,251.11/13,596.21
  6. Step 6: Final answer
    x = 5,598.71

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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.