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Finding the Fourth Proportional to 40,793.72, 61,165.08 and 17,094.86

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Solution

The fourth proportional to 40,793.72, 61,165.08 and 17,094.86 is: 25,631.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,793.72 : 61,165.08 = 17,094.86 : x
  2. Step 2: Convert to fraction form
    40,793.72/61,165.08 = 17,094.86/x
  3. Step 3: Cross multiply
    40,793.72x = 61,165.08 × 17,094.86
  4. Step 4: Simplify right side
    40,793.72x = 1,045,608,479.49
  5. Step 5: Solve for x
    x = 1,045,608,479.49/40,793.72
  6. Step 6: Final answer
    x = 25,631.60

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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.