Home / 16,745.13-23,082.57-13,202.19

Finding the Fourth Proportional to 16,745.13, 23,082.57 and 13,202.19

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Solution

The fourth proportional to 16,745.13, 23,082.57 and 13,202.19 is: 18,198.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,745.13 : 23,082.57 = 13,202.19 : x
  2. Step 2: Convert to fraction form
    16,745.13/23,082.57 = 13,202.19/x
  3. Step 3: Cross multiply
    16,745.13x = 23,082.57 × 13,202.19
  4. Step 4: Simplify right side
    16,745.13x = 304,740,474.83
  5. Step 5: Solve for x
    x = 304,740,474.83/16,745.13
  6. Step 6: Final answer
    x = 18,198.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.