Home / 12,016.62-18,026.97-3,696.45

Finding the Fourth Proportional to 12,016.62, 18,026.97 and 3,696.45

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Solution

The fourth proportional to 12,016.62, 18,026.97 and 3,696.45 is: 5,545.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,016.62 : 18,026.97 = 3,696.45 : x
  2. Step 2: Convert to fraction form
    12,016.62/18,026.97 = 3,696.45/x
  3. Step 3: Cross multiply
    12,016.62x = 18,026.97 × 3,696.45
  4. Step 4: Simplify right side
    12,016.62x = 66,635,793.26
  5. Step 5: Solve for x
    x = 66,635,793.26/12,016.62
  6. Step 6: Final answer
    x = 5,545.30

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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.