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Finding the Fourth Proportional to 57,673.41, 86,522.94 and 17,697.96

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Solution

The fourth proportional to 57,673.41, 86,522.94 and 17,697.96 is: 26,550.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,673.41 : 86,522.94 = 17,697.96 : x
  2. Step 2: Convert to fraction form
    57,673.41/86,522.94 = 17,697.96/x
  3. Step 3: Cross multiply
    57,673.41x = 86,522.94 × 17,697.96
  4. Step 4: Simplify right side
    57,673.41x = 1,531,279,010.10
  5. Step 5: Solve for x
    x = 1,531,279,010.10/57,673.41
  6. Step 6: Final answer
    x = 26,550.87

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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.