Home / 12,047.27-18,072.62-3,727.99

Finding the Fourth Proportional to 12,047.27, 18,072.62 and 3,727.99

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Solution

The fourth proportional to 12,047.27, 18,072.62 and 3,727.99 is: 5,592.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,047.27 : 18,072.62 = 3,727.99 : x
  2. Step 2: Convert to fraction form
    12,047.27/18,072.62 = 3,727.99/x
  3. Step 3: Cross multiply
    12,047.27x = 18,072.62 × 3,727.99
  4. Step 4: Simplify right side
    12,047.27x = 67,374,527.99
  5. Step 5: Solve for x
    x = 67,374,527.99/12,047.27
  6. Step 6: Final answer
    x = 5,592.52

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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.