Home / 13,257.54-19,891.58-5,464.53

Finding the Fourth Proportional to 13,257.54, 19,891.58 and 5,464.53

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Solution

The fourth proportional to 13,257.54, 19,891.58 and 5,464.53 is: 8,198.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,257.54 : 19,891.58 = 5,464.53 : x
  2. Step 2: Convert to fraction form
    13,257.54/19,891.58 = 5,464.53/x
  3. Step 3: Cross multiply
    13,257.54x = 19,891.58 × 5,464.53
  4. Step 4: Simplify right side
    13,257.54x = 108,698,108.33
  5. Step 5: Solve for x
    x = 108,698,108.33/13,257.54
  6. Step 6: Final answer
    x = 8,198.97

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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.