Home / 10,940.10-16,410.15-8,996.10

Finding the Fourth Proportional to 10,940.10, 16,410.15 and 8,996.10

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Solution

The fourth proportional to 10,940.10, 16,410.15 and 8,996.10 is: 13,494.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,940.10 : 16,410.15 = 8,996.10 : x
  2. Step 2: Convert to fraction form
    10,940.10/16,410.15 = 8,996.10/x
  3. Step 3: Cross multiply
    10,940.10x = 16,410.15 × 8,996.10
  4. Step 4: Simplify right side
    10,940.10x = 147,627,350.42
  5. Step 5: Solve for x
    x = 147,627,350.42/10,940.10
  6. Step 6: Final answer
    x = 13,494.15

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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.