Home / 13,399.97-20,093.61-4,963.67

Finding the Fourth Proportional to 13,399.97, 20,093.61 and 4,963.67

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Solution

The fourth proportional to 13,399.97, 20,093.61 and 4,963.67 is: 7,443.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,399.97 : 20,093.61 = 4,963.67 : x
  2. Step 2: Convert to fraction form
    13,399.97/20,093.61 = 4,963.67/x
  3. Step 3: Cross multiply
    13,399.97x = 20,093.61 × 4,963.67
  4. Step 4: Simplify right side
    13,399.97x = 99,738,049.15
  5. Step 5: Solve for x
    x = 99,738,049.15/13,399.97
  6. Step 6: Final answer
    x = 7,443.15

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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.