Home / 11,786.93-17,680.62-9,436.02

Finding the Fourth Proportional to 11,786.93, 17,680.62 and 9,436.02

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Solution

The fourth proportional to 11,786.93, 17,680.62 and 9,436.02 is: 14,154.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,786.93 : 17,680.62 = 9,436.02 : x
  2. Step 2: Convert to fraction form
    11,786.93/17,680.62 = 9,436.02/x
  3. Step 3: Cross multiply
    11,786.93x = 17,680.62 × 9,436.02
  4. Step 4: Simplify right side
    11,786.93x = 166,834,683.93
  5. Step 5: Solve for x
    x = 166,834,683.93/11,786.93
  6. Step 6: Final answer
    x = 14,154.22

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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.