Home / 19,282.14-28,922.67-6,135.30

Finding the Fourth Proportional to 19,282.14, 28,922.67 and 6,135.30

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Solution

The fourth proportional to 19,282.14, 28,922.67 and 6,135.30 is: 9,202.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,282.14 : 28,922.67 = 6,135.30 : x
  2. Step 2: Convert to fraction form
    19,282.14/28,922.67 = 6,135.30/x
  3. Step 3: Cross multiply
    19,282.14x = 28,922.67 × 6,135.30
  4. Step 4: Simplify right side
    19,282.14x = 177,449,257.25
  5. Step 5: Solve for x
    x = 177,449,257.25/19,282.14
  6. Step 6: Final answer
    x = 9,202.78

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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.