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Finding the Fourth Proportional to 14,716, 20,308.08 and 8,092

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Solution

The fourth proportional to 14,716, 20,308.08 and 8,092 is: 11,166.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,716 : 20,308.08 = 8,092 : x
  2. Step 2: Convert to fraction form
    14,716/20,308.08 = 8,092/x
  3. Step 3: Cross multiply
    14,716x = 20,308.08 × 8,092
  4. Step 4: Simplify right side
    14,716x = 164,332,983.36
  5. Step 5: Solve for x
    x = 164,332,983.36/14,716
  6. Step 6: Final answer
    x = 11,166.96

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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.