Home / 11,884.45-17,844.66-9,439.09

Finding the Fourth Proportional to 11,884.45, 17,844.66 and 9,439.09

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Solution

The fourth proportional to 11,884.45, 17,844.66 and 9,439.09 is: 14,172.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,884.45 : 17,844.66 = 9,439.09 : x
  2. Step 2: Convert to fraction form
    11,884.45/17,844.66 = 9,439.09/x
  3. Step 3: Cross multiply
    11,884.45x = 17,844.66 × 9,439.09
  4. Step 4: Simplify right side
    11,884.45x = 168,437,351.76
  5. Step 5: Solve for x
    x = 168,437,351.76/11,884.45
  6. Step 6: Final answer
    x = 14,172.92

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1.5x scale

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.