Home / 10,997.10-16,500.87-9,546.39

Finding the Fourth Proportional to 10,997.10, 16,500.87 and 9,546.39

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Solution

The fourth proportional to 10,997.10, 16,500.87 and 9,546.39 is: 14,324.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,997.10 : 16,500.87 = 9,546.39 : x
  2. Step 2: Convert to fraction form
    10,997.10/16,500.87 = 9,546.39/x
  3. Step 3: Cross multiply
    10,997.10x = 16,500.87 × 9,546.39
  4. Step 4: Simplify right side
    10,997.10x = 157,523,740.36
  5. Step 5: Solve for x
    x = 157,523,740.36/10,997.10
  6. Step 6: Final answer
    x = 14,324.12

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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.