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Finding the Fourth Proportional to 18,096.97, 27,108.50 and 9,313.43

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Solution

The fourth proportional to 18,096.97, 27,108.50 and 9,313.43 is: 13,951.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,096.97 : 27,108.50 = 9,313.43 : x
  2. Step 2: Convert to fraction form
    18,096.97/27,108.50 = 9,313.43/x
  3. Step 3: Cross multiply
    18,096.97x = 27,108.50 × 9,313.43
  4. Step 4: Simplify right side
    18,096.97x = 252,473,113.72
  5. Step 5: Solve for x
    x = 252,473,113.72/18,096.97
  6. Step 6: Final answer
    x = 13,951.13

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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.