Home / 11,996.04-18,003.42-8,324.13

Finding the Fourth Proportional to 11,996.04, 18,003.42 and 8,324.13

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Solution

The fourth proportional to 11,996.04, 18,003.42 and 8,324.13 is: 12,492.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,996.04 : 18,003.42 = 8,324.13 : x
  2. Step 2: Convert to fraction form
    11,996.04/18,003.42 = 8,324.13/x
  3. Step 3: Cross multiply
    11,996.04x = 18,003.42 × 8,324.13
  4. Step 4: Simplify right side
    11,996.04x = 149,862,808.52
  5. Step 5: Solve for x
    x = 149,862,808.52/11,996.04
  6. Step 6: Final answer
    x = 12,492.69

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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.