Home / 20,016.48-30,008.24-11,676

Finding the Fourth Proportional to 20,016.48, 30,008.24 and 11,676

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Solution

The fourth proportional to 20,016.48, 30,008.24 and 11,676 is: 17,504.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,016.48 : 30,008.24 = 11,676 : x
  2. Step 2: Convert to fraction form
    20,016.48/30,008.24 = 11,676/x
  3. Step 3: Cross multiply
    20,016.48x = 30,008.24 × 11,676
  4. Step 4: Simplify right side
    20,016.48x = 350,376,210.24
  5. Step 5: Solve for x
    x = 350,376,210.24/20,016.48
  6. Step 6: Final answer
    x = 17,504.39

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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.