Home / 21,474.10-32,211.96-5,892.94

Finding the Fourth Proportional to 21,474.10, 32,211.96 and 5,892.94

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Solution

The fourth proportional to 21,474.10, 32,211.96 and 5,892.94 is: 8,839.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,474.10 : 32,211.96 = 5,892.94 : x
  2. Step 2: Convert to fraction form
    21,474.10/32,211.96 = 5,892.94/x
  3. Step 3: Cross multiply
    21,474.10x = 32,211.96 × 5,892.94
  4. Step 4: Simplify right side
    21,474.10x = 189,823,147.56
  5. Step 5: Solve for x
    x = 189,823,147.56/21,474.10
  6. Step 6: Final answer
    x = 8,839.63

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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.