Home / 16,273.18-22,456.83-8,821.18

Finding the Fourth Proportional to 16,273.18, 22,456.83 and 8,821.18

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Solution

The fourth proportional to 16,273.18, 22,456.83 and 8,821.18 is: 12,173.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,273.18 : 22,456.83 = 8,821.18 : x
  2. Step 2: Convert to fraction form
    16,273.18/22,456.83 = 8,821.18/x
  3. Step 3: Cross multiply
    16,273.18x = 22,456.83 × 8,821.18
  4. Step 4: Simplify right side
    16,273.18x = 198,095,739.66
  5. Step 5: Solve for x
    x = 198,095,739.66/16,273.18
  6. Step 6: Final answer
    x = 12,173.14

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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.