Home / 14,257.14-19,674.66-7,969.50

Finding the Fourth Proportional to 14,257.14, 19,674.66 and 7,969.50

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Solution

The fourth proportional to 14,257.14, 19,674.66 and 7,969.50 is: 10,997.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,257.14 : 19,674.66 = 7,969.50 : x
  2. Step 2: Convert to fraction form
    14,257.14/19,674.66 = 7,969.50/x
  3. Step 3: Cross multiply
    14,257.14x = 19,674.66 × 7,969.50
  4. Step 4: Simplify right side
    14,257.14x = 156,797,202.87
  5. Step 5: Solve for x
    x = 156,797,202.87/14,257.14
  6. Step 6: Final answer
    x = 10,997.80

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Why These Related Problems?

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