Home / 17,770.94-26,650.25-9,885.44

Finding the Fourth Proportional to 17,770.94, 26,650.25 and 9,885.44

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Solution

The fourth proportional to 17,770.94, 26,650.25 and 9,885.44 is: 14,824.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,770.94 : 26,650.25 = 9,885.44 : x
  2. Step 2: Convert to fraction form
    17,770.94/26,650.25 = 9,885.44/x
  3. Step 3: Cross multiply
    17,770.94x = 26,650.25 × 9,885.44
  4. Step 4: Simplify right side
    17,770.94x = 263,449,338.82
  5. Step 5: Solve for x
    x = 263,449,338.82/17,770.94
  6. Step 6: Final answer
    x = 14,824.73

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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.