Home / 22,257.92-30,717.41-12,827.09

Finding the Fourth Proportional to 22,257.92, 30,717.41 and 12,827.09

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Solution

The fourth proportional to 22,257.92, 30,717.41 and 12,827.09 is: 17,702.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,257.92 : 30,717.41 = 12,827.09 : x
  2. Step 2: Convert to fraction form
    22,257.92/30,717.41 = 12,827.09/x
  3. Step 3: Cross multiply
    22,257.92x = 30,717.41 × 12,827.09
  4. Step 4: Simplify right side
    22,257.92x = 394,014,982.64
  5. Step 5: Solve for x
    x = 394,014,982.64/22,257.92
  6. Step 6: Final answer
    x = 17,702.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.