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Finding the Fourth Proportional to 64,003.88, 95,964.62 and 26,589.78

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Solution

The fourth proportional to 64,003.88, 95,964.62 and 26,589.78 is: 39,867.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,003.88 : 95,964.62 = 26,589.78 : x
  2. Step 2: Convert to fraction form
    64,003.88/95,964.62 = 26,589.78/x
  3. Step 3: Cross multiply
    64,003.88x = 95,964.62 × 26,589.78
  4. Step 4: Simplify right side
    64,003.88x = 2,551,678,000.63
  5. Step 5: Solve for x
    x = 2,551,678,000.63/64,003.88
  6. Step 6: Final answer
    x = 39,867.55

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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.