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Finding the Fourth Proportional to 48,898.64, 73,396.56 and 22,609.28

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Solution

The fourth proportional to 48,898.64, 73,396.56 and 22,609.28 is: 33,936.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,898.64 : 73,396.56 = 22,609.28 : x
  2. Step 2: Convert to fraction form
    48,898.64/73,396.56 = 22,609.28/x
  3. Step 3: Cross multiply
    48,898.64x = 73,396.56 × 22,609.28
  4. Step 4: Simplify right side
    48,898.64x = 1,659,443,376.08
  5. Step 5: Solve for x
    x = 1,659,443,376.08/48,898.64
  6. Step 6: Final answer
    x = 33,936.39

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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.