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Finding the Fourth Proportional to 22,647.14, 33,976.58 and 8,607.41

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Solution

The fourth proportional to 22,647.14, 33,976.58 and 8,607.41 is: 12,913.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,647.14 : 33,976.58 = 8,607.41 : x
  2. Step 2: Convert to fraction form
    22,647.14/33,976.58 = 8,607.41/x
  3. Step 3: Cross multiply
    22,647.14x = 33,976.58 × 8,607.41
  4. Step 4: Simplify right side
    22,647.14x = 292,450,354.46
  5. Step 5: Solve for x
    x = 292,450,354.46/22,647.14
  6. Step 6: Final answer
    x = 12,913.35

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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.