Home / 21,441.96-32,163.12-8,295.84

Finding the Fourth Proportional to 21,441.96, 32,163.12 and 8,295.84

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Solution

The fourth proportional to 21,441.96, 32,163.12 and 8,295.84 is: 12,443.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,441.96 : 32,163.12 = 8,295.84 : x
  2. Step 2: Convert to fraction form
    21,441.96/32,163.12 = 8,295.84/x
  3. Step 3: Cross multiply
    21,441.96x = 32,163.12 × 8,295.84
  4. Step 4: Simplify right side
    21,441.96x = 266,820,097.42
  5. Step 5: Solve for x
    x = 266,820,097.42/21,441.96
  6. Step 6: Final answer
    x = 12,443.83

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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.