Home / 16,219.75-22,383.27-8,767.75

Finding the Fourth Proportional to 16,219.75, 22,383.27 and 8,767.75

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Solution

The fourth proportional to 16,219.75, 22,383.27 and 8,767.75 is: 12,099.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,219.75 : 22,383.27 = 8,767.75 : x
  2. Step 2: Convert to fraction form
    16,219.75/22,383.27 = 8,767.75/x
  3. Step 3: Cross multiply
    16,219.75x = 22,383.27 × 8,767.75
  4. Step 4: Simplify right side
    16,219.75x = 196,250,915.54
  5. Step 5: Solve for x
    x = 196,250,915.54/16,219.75
  6. Step 6: Final answer
    x = 12,099.50

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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.