Home / 14,850.43-20,493.12-8,135.89

Finding the Fourth Proportional to 14,850.43, 20,493.12 and 8,135.89

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Solution

The fourth proportional to 14,850.43, 20,493.12 and 8,135.89 is: 11,227.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,850.43 : 20,493.12 = 8,135.89 : x
  2. Step 2: Convert to fraction form
    14,850.43/20,493.12 = 8,135.89/x
  3. Step 3: Cross multiply
    14,850.43x = 20,493.12 × 8,135.89
  4. Step 4: Simplify right side
    14,850.43x = 166,729,770.08
  5. Step 5: Solve for x
    x = 166,729,770.08/14,850.43
  6. Step 6: Final answer
    x = 11,227.27

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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.