Home / 19,175.82-28,766.10-7,497.24

Finding the Fourth Proportional to 19,175.82, 28,766.10 and 7,497.24

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Solution

The fourth proportional to 19,175.82, 28,766.10 and 7,497.24 is: 11,246.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,175.82 : 28,766.10 = 7,497.24 : x
  2. Step 2: Convert to fraction form
    19,175.82/28,766.10 = 7,497.24/x
  3. Step 3: Cross multiply
    19,175.82x = 28,766.10 × 7,497.24
  4. Step 4: Simplify right side
    19,175.82x = 215,666,355.56
  5. Step 5: Solve for x
    x = 215,666,355.56/19,175.82
  6. Step 6: Final answer
    x = 11,246.79

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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.