Home / 10,996.32-16,505.28-8,066.28

Finding the Fourth Proportional to 10,996.32, 16,505.28 and 8,066.28

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Solution

The fourth proportional to 10,996.32, 16,505.28 and 8,066.28 is: 12,107.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,996.32 : 16,505.28 = 8,066.28 : x
  2. Step 2: Convert to fraction form
    10,996.32/16,505.28 = 8,066.28/x
  3. Step 3: Cross multiply
    10,996.32x = 16,505.28 × 8,066.28
  4. Step 4: Simplify right side
    10,996.32x = 133,136,209.96
  5. Step 5: Solve for x
    x = 133,136,209.96/10,996.32
  6. Step 6: Final answer
    x = 12,107.34

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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.