Home / 57,717.20-86,577.96-16,163.12

Finding the Fourth Proportional to 57,717.20, 86,577.96 and 16,163.12

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Solution

The fourth proportional to 57,717.20, 86,577.96 and 16,163.12 is: 24,245.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,717.20 : 86,577.96 = 16,163.12 : x
  2. Step 2: Convert to fraction form
    57,717.20/86,577.96 = 16,163.12/x
  3. Step 3: Cross multiply
    57,717.20x = 86,577.96 × 16,163.12
  4. Step 4: Simplify right side
    57,717.20x = 1,399,369,956.84
  5. Step 5: Solve for x
    x = 1,399,369,956.84/57,717.20
  6. Step 6: Final answer
    x = 24,245.28

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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.