Home / 18,832.57-28,262.22-8,305.27

Finding the Fourth Proportional to 18,832.57, 28,262.22 and 8,305.27

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Solution

The fourth proportional to 18,832.57, 28,262.22 and 8,305.27 is: 12,463.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,832.57 : 28,262.22 = 8,305.27 : x
  2. Step 2: Convert to fraction form
    18,832.57/28,262.22 = 8,305.27/x
  3. Step 3: Cross multiply
    18,832.57x = 28,262.22 × 8,305.27
  4. Step 4: Simplify right side
    18,832.57x = 234,725,367.90
  5. Step 5: Solve for x
    x = 234,725,367.90/18,832.57
  6. Step 6: Final answer
    x = 12,463.80

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1.5x scale

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.