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Finding the Fourth Proportional to 63,960.32, 95,940.71 and 19,586.88

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Solution

The fourth proportional to 63,960.32, 95,940.71 and 19,586.88 is: 29,380.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,960.32 : 95,940.71 = 19,586.88 : x
  2. Step 2: Convert to fraction form
    63,960.32/95,940.71 = 19,586.88/x
  3. Step 3: Cross multiply
    63,960.32x = 95,940.71 × 19,586.88
  4. Step 4: Simplify right side
    63,960.32x = 1,879,179,149.40
  5. Step 5: Solve for x
    x = 1,879,179,149.40/63,960.32
  6. Step 6: Final answer
    x = 29,380.39

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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.