Home / 13,371.10-20,056.70-9,198.52

Finding the Fourth Proportional to 13,371.10, 20,056.70 and 9,198.52

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Solution

The fourth proportional to 13,371.10, 20,056.70 and 9,198.52 is: 13,797.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,371.10 : 20,056.70 = 9,198.52 : x
  2. Step 2: Convert to fraction form
    13,371.10/20,056.70 = 9,198.52/x
  3. Step 3: Cross multiply
    13,371.10x = 20,056.70 × 9,198.52
  4. Step 4: Simplify right side
    13,371.10x = 184,491,956.08
  5. Step 5: Solve for x
    x = 184,491,956.08/13,371.10
  6. Step 6: Final answer
    x = 13,797.81

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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.