Home / 13,982.25-19,295.64-7,694.76

Finding the Fourth Proportional to 13,982.25, 19,295.64 and 7,694.76

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Solution

The fourth proportional to 13,982.25, 19,295.64 and 7,694.76 is: 10,618.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,982.25 : 19,295.64 = 7,694.76 : x
  2. Step 2: Convert to fraction form
    13,982.25/19,295.64 = 7,694.76/x
  3. Step 3: Cross multiply
    13,982.25x = 19,295.64 × 7,694.76
  4. Step 4: Simplify right side
    13,982.25x = 148,475,318.85
  5. Step 5: Solve for x
    x = 148,475,318.85/13,982.25
  6. Step 6: Final answer
    x = 10,618.84

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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.