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Finding the Fourth Proportional to 14,671.22, 22,008.92 and 4,811.27

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Solution

The fourth proportional to 14,671.22, 22,008.92 and 4,811.27 is: 7,217.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,671.22 : 22,008.92 = 4,811.27 : x
  2. Step 2: Convert to fraction form
    14,671.22/22,008.92 = 4,811.27/x
  3. Step 3: Cross multiply
    14,671.22x = 22,008.92 × 4,811.27
  4. Step 4: Simplify right side
    14,671.22x = 105,890,722.43
  5. Step 5: Solve for x
    x = 105,890,722.43/14,671.22
  6. Step 6: Final answer
    x = 7,217.58

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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.