Home / 12,845.92-17,727.66-7,544.56

Finding the Fourth Proportional to 12,845.92, 17,727.66 and 7,544.56

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Solution

The fourth proportional to 12,845.92, 17,727.66 and 7,544.56 is: 10,411.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,845.92 : 17,727.66 = 7,544.56 : x
  2. Step 2: Convert to fraction form
    12,845.92/17,727.66 = 7,544.56/x
  3. Step 3: Cross multiply
    12,845.92x = 17,727.66 × 7,544.56
  4. Step 4: Simplify right side
    12,845.92x = 133,747,394.53
  5. Step 5: Solve for x
    x = 133,747,394.53/12,845.92
  6. Step 6: Final answer
    x = 10,411.66

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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.