Home / 13,103.25-19,651.23-4,338.85

Finding the Fourth Proportional to 13,103.25, 19,651.23 and 4,338.85

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Solution

The fourth proportional to 13,103.25, 19,651.23 and 4,338.85 is: 6,507.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,103.25 : 19,651.23 = 4,338.85 : x
  2. Step 2: Convert to fraction form
    13,103.25/19,651.23 = 4,338.85/x
  3. Step 3: Cross multiply
    13,103.25x = 19,651.23 × 4,338.85
  4. Step 4: Simplify right side
    13,103.25x = 85,263,739.29
  5. Step 5: Solve for x
    x = 85,263,739.29/13,103.25
  6. Step 6: Final answer
    x = 6,507.07

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.