Home / 16,273.92-22,458-8,821.92

Finding the Fourth Proportional to 16,273.92, 22,458 and 8,821.92

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Solution

The fourth proportional to 16,273.92, 22,458 and 8,821.92 is: 12,174.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,273.92 : 22,458 = 8,821.92 : x
  2. Step 2: Convert to fraction form
    16,273.92/22,458 = 8,821.92/x
  3. Step 3: Cross multiply
    16,273.92x = 22,458 × 8,821.92
  4. Step 4: Simplify right side
    16,273.92x = 198,122,679.36
  5. Step 5: Solve for x
    x = 198,122,679.36/16,273.92
  6. Step 6: Final answer
    x = 12,174.24

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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.