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Finding the Fourth Proportional to 22,349.76, 33,528.96 and 8,508.48

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Solution

The fourth proportional to 22,349.76, 33,528.96 and 8,508.48 is: 12,764.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,349.76 : 33,528.96 = 8,508.48 : x
  2. Step 2: Convert to fraction form
    22,349.76/33,528.96 = 8,508.48/x
  3. Step 3: Cross multiply
    22,349.76x = 33,528.96 × 8,508.48
  4. Step 4: Simplify right side
    22,349.76x = 285,280,485.58
  5. Step 5: Solve for x
    x = 285,280,485.58/22,349.76
  6. Step 6: Final answer
    x = 12,764.36

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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.