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Finding the Fourth Proportional to 63,957.36, 95,956.02 and 21,838.44

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Solution

The fourth proportional to 63,957.36, 95,956.02 and 21,838.44 is: 32,764.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,957.36 : 95,956.02 = 21,838.44 : x
  2. Step 2: Convert to fraction form
    63,957.36/95,956.02 = 21,838.44/x
  3. Step 3: Cross multiply
    63,957.36x = 95,956.02 × 21,838.44
  4. Step 4: Simplify right side
    63,957.36x = 2,095,529,785.41
  5. Step 5: Solve for x
    x = 2,095,529,785.41/63,957.36
  6. Step 6: Final answer
    x = 32,764.48

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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.