Home / 13,082.11-19,622.88-4,197.09

Finding the Fourth Proportional to 13,082.11, 19,622.88 and 4,197.09

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Solution

The fourth proportional to 13,082.11, 19,622.88 and 4,197.09 is: 6,295.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,082.11 : 19,622.88 = 4,197.09 : x
  2. Step 2: Convert to fraction form
    13,082.11/19,622.88 = 4,197.09/x
  3. Step 3: Cross multiply
    13,082.11x = 19,622.88 × 4,197.09
  4. Step 4: Simplify right side
    13,082.11x = 82,359,023.62
  5. Step 5: Solve for x
    x = 82,359,023.62/13,082.11
  6. Step 6: Final answer
    x = 6,295.55

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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.