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Finding the Fourth Proportional to 23,997.70, 35,996.46 and 18,460.90

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Solution

The fourth proportional to 23,997.70, 35,996.46 and 18,460.90 is: 27,691.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,997.70 : 35,996.46 = 18,460.90 : x
  2. Step 2: Convert to fraction form
    23,997.70/35,996.46 = 18,460.90/x
  3. Step 3: Cross multiply
    23,997.70x = 35,996.46 × 18,460.90
  4. Step 4: Simplify right side
    23,997.70x = 664,527,048.41
  5. Step 5: Solve for x
    x = 664,527,048.41/23,997.70
  6. Step 6: Final answer
    x = 27,691.28

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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.