Home / 14,849.96-20,493.22-8,135.48

Finding the Fourth Proportional to 14,849.96, 20,493.22 and 8,135.48

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Solution

The fourth proportional to 14,849.96, 20,493.22 and 8,135.48 is: 11,227.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,849.96 : 20,493.22 = 8,135.48 : x
  2. Step 2: Convert to fraction form
    14,849.96/20,493.22 = 8,135.48/x
  3. Step 3: Cross multiply
    14,849.96x = 20,493.22 × 8,135.48
  4. Step 4: Simplify right side
    14,849.96x = 166,722,181.45
  5. Step 5: Solve for x
    x = 166,722,181.45/14,849.96
  6. Step 6: Final answer
    x = 11,227.11

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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.