Home / 13,198.98-19,751.32-11,464.43

Finding the Fourth Proportional to 13,198.98, 19,751.32 and 11,464.43

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Solution

The fourth proportional to 13,198.98, 19,751.32 and 11,464.43 is: 17,155.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,198.98 : 19,751.32 = 11,464.43 : x
  2. Step 2: Convert to fraction form
    13,198.98/19,751.32 = 11,464.43/x
  3. Step 3: Cross multiply
    13,198.98x = 19,751.32 × 11,464.43
  4. Step 4: Simplify right side
    13,198.98x = 226,437,541.12
  5. Step 5: Solve for x
    x = 226,437,541.12/13,198.98
  6. Step 6: Final answer
    x = 17,155.68

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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.