Home / 12,022.80-16,591.42-6,717.62

Finding the Fourth Proportional to 12,022.80, 16,591.42 and 6,717.62

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Solution

The fourth proportional to 12,022.80, 16,591.42 and 6,717.62 is: 9,270.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,022.80 : 16,591.42 = 6,717.62 : x
  2. Step 2: Convert to fraction form
    12,022.80/16,591.42 = 6,717.62/x
  3. Step 3: Cross multiply
    12,022.80x = 16,591.42 × 6,717.62
  4. Step 4: Simplify right side
    12,022.80x = 111,454,830.26
  5. Step 5: Solve for x
    x = 111,454,830.26/12,022.80
  6. Step 6: Final answer
    x = 9,270.29

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.