Home / 12,184.83-18,256.32-8,227.44

Finding the Fourth Proportional to 12,184.83, 18,256.32 and 8,227.44

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Solution

The fourth proportional to 12,184.83, 18,256.32 and 8,227.44 is: 12,327.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,184.83 : 18,256.32 = 8,227.44 : x
  2. Step 2: Convert to fraction form
    12,184.83/18,256.32 = 8,227.44/x
  3. Step 3: Cross multiply
    12,184.83x = 18,256.32 × 8,227.44
  4. Step 4: Simplify right side
    12,184.83x = 150,202,777.42
  5. Step 5: Solve for x
    x = 150,202,777.42/12,184.83
  6. Step 6: Final answer
    x = 12,327.03

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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.