Home / 16,203.22-22,370.13-11,722.30

Finding the Fourth Proportional to 16,203.22, 22,370.13 and 11,722.30

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Solution

The fourth proportional to 16,203.22, 22,370.13 and 11,722.30 is: 16,183.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,203.22 : 22,370.13 = 11,722.30 : x
  2. Step 2: Convert to fraction form
    16,203.22/22,370.13 = 11,722.30/x
  3. Step 3: Cross multiply
    16,203.22x = 22,370.13 × 11,722.30
  4. Step 4: Simplify right side
    16,203.22x = 262,229,374.90
  5. Step 5: Solve for x
    x = 262,229,374.90/16,203.22
  6. Step 6: Final answer
    x = 16,183.78

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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.