Home / 11,966.03-17,912.14-10,945.43

Finding the Fourth Proportional to 11,966.03, 17,912.14 and 10,945.43

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Solution

The fourth proportional to 11,966.03, 17,912.14 and 10,945.43 is: 16,384.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,966.03 : 17,912.14 = 10,945.43 : x
  2. Step 2: Convert to fraction form
    11,966.03/17,912.14 = 10,945.43/x
  3. Step 3: Cross multiply
    11,966.03x = 17,912.14 × 10,945.43
  4. Step 4: Simplify right side
    11,966.03x = 196,056,024.77
  5. Step 5: Solve for x
    x = 196,056,024.77/11,966.03
  6. Step 6: Final answer
    x = 16,384.39

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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.