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Finding the Fourth Proportional to 16,246.24, 22,419.78 and 8,794.24

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Solution

The fourth proportional to 16,246.24, 22,419.78 and 8,794.24 is: 12,136.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,246.24 : 22,419.78 = 8,794.24 : x
  2. Step 2: Convert to fraction form
    16,246.24/22,419.78 = 8,794.24/x
  3. Step 3: Cross multiply
    16,246.24x = 22,419.78 × 8,794.24
  4. Step 4: Simplify right side
    16,246.24x = 197,164,926.07
  5. Step 5: Solve for x
    x = 197,164,926.07/16,246.24
  6. Step 6: Final answer
    x = 12,136.03

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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.