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Finding the Fourth Proportional to 16,538.88, 24,808.73 and 4,226.88

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Solution

The fourth proportional to 16,538.88, 24,808.73 and 4,226.88 is: 6,340.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,538.88 : 24,808.73 = 4,226.88 : x
  2. Step 2: Convert to fraction form
    16,538.88/24,808.73 = 4,226.88/x
  3. Step 3: Cross multiply
    16,538.88x = 24,808.73 × 4,226.88
  4. Step 4: Simplify right side
    16,538.88x = 104,863,524.66
  5. Step 5: Solve for x
    x = 104,863,524.66/16,538.88
  6. Step 6: Final answer
    x = 6,340.42

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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.