Home / 13,817.24-20,729.10-5,497.73

Finding the Fourth Proportional to 13,817.24, 20,729.10 and 5,497.73

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Solution

The fourth proportional to 13,817.24, 20,729.10 and 5,497.73 is: 8,247.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,817.24 : 20,729.10 = 5,497.73 : x
  2. Step 2: Convert to fraction form
    13,817.24/20,729.10 = 5,497.73/x
  3. Step 3: Cross multiply
    13,817.24x = 20,729.10 × 5,497.73
  4. Step 4: Simplify right side
    13,817.24x = 113,962,994.94
  5. Step 5: Solve for x
    x = 113,962,994.94/13,817.24
  6. Step 6: Final answer
    x = 8,247.88

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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.