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Finding the Fourth Proportional to 16,658.21, 24,976.20 and 6,794.84

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Solution

The fourth proportional to 16,658.21, 24,976.20 and 6,794.84 is: 10,187.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,658.21 : 24,976.20 = 6,794.84 : x
  2. Step 2: Convert to fraction form
    16,658.21/24,976.20 = 6,794.84/x
  3. Step 3: Cross multiply
    16,658.21x = 24,976.20 × 6,794.84
  4. Step 4: Simplify right side
    16,658.21x = 169,709,282.81
  5. Step 5: Solve for x
    x = 169,709,282.81/16,658.21
  6. Step 6: Final answer
    x = 10,187.73

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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.