Home / 11,834.12-17,757.66-8,892.20

Finding the Fourth Proportional to 11,834.12, 17,757.66 and 8,892.20

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Solution

The fourth proportional to 11,834.12, 17,757.66 and 8,892.20 is: 13,343.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,834.12 : 17,757.66 = 8,892.20 : x
  2. Step 2: Convert to fraction form
    11,834.12/17,757.66 = 8,892.20/x
  3. Step 3: Cross multiply
    11,834.12x = 17,757.66 × 8,892.20
  4. Step 4: Simplify right side
    11,834.12x = 157,904,664.25
  5. Step 5: Solve for x
    x = 157,904,664.25/11,834.12
  6. Step 6: Final answer
    x = 13,343.17

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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.