Home / 12,006.36-18,010.62-3,241.35

Finding the Fourth Proportional to 12,006.36, 18,010.62 and 3,241.35

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Solution

The fourth proportional to 12,006.36, 18,010.62 and 3,241.35 is: 4,862.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,006.36 : 18,010.62 = 3,241.35 : x
  2. Step 2: Convert to fraction form
    12,006.36/18,010.62 = 3,241.35/x
  3. Step 3: Cross multiply
    12,006.36x = 18,010.62 × 3,241.35
  4. Step 4: Simplify right side
    12,006.36x = 58,378,723.14
  5. Step 5: Solve for x
    x = 58,378,723.14/12,006.36
  6. Step 6: Final answer
    x = 4,862.32

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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.