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Finding the Fourth Proportional to 17,997.24, 26,996.02 and 6,901.28

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Solution

The fourth proportional to 17,997.24, 26,996.02 and 6,901.28 is: 10,351.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,997.24 : 26,996.02 = 6,901.28 : x
  2. Step 2: Convert to fraction form
    17,997.24/26,996.02 = 6,901.28/x
  3. Step 3: Cross multiply
    17,997.24x = 26,996.02 × 6,901.28
  4. Step 4: Simplify right side
    17,997.24x = 186,307,092.91
  5. Step 5: Solve for x
    x = 186,307,092.91/17,997.24
  6. Step 6: Final answer
    x = 10,351.98

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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.