Home / 13,371.54-20,149.24-11,082.94

Finding the Fourth Proportional to 13,371.54, 20,149.24 and 11,082.94

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Solution

The fourth proportional to 13,371.54, 20,149.24 and 11,082.94 is: 16,700.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,371.54 : 20,149.24 = 11,082.94 : x
  2. Step 2: Convert to fraction form
    13,371.54/20,149.24 = 11,082.94/x
  3. Step 3: Cross multiply
    13,371.54x = 20,149.24 × 11,082.94
  4. Step 4: Simplify right side
    13,371.54x = 223,312,817.97
  5. Step 5: Solve for x
    x = 223,312,817.97/13,371.54
  6. Step 6: Final answer
    x = 16,700.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.