Home / 22,481.42-33,718.82-8,972.51

Finding the Fourth Proportional to 22,481.42, 33,718.82 and 8,972.51

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Solution

The fourth proportional to 22,481.42, 33,718.82 and 8,972.51 is: 13,457.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,481.42 : 33,718.82 = 8,972.51 : x
  2. Step 2: Convert to fraction form
    22,481.42/33,718.82 = 8,972.51/x
  3. Step 3: Cross multiply
    22,481.42x = 33,718.82 × 8,972.51
  4. Step 4: Simplify right side
    22,481.42x = 302,542,236.18
  5. Step 5: Solve for x
    x = 302,542,236.18/22,481.42
  6. Step 6: Final answer
    x = 13,457.44

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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.