Home / 54,912.14-82,336.99-21,614.15

Finding the Fourth Proportional to 54,912.14, 82,336.99 and 21,614.15

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Solution

The fourth proportional to 54,912.14, 82,336.99 and 21,614.15 is: 32,408.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,912.14 : 82,336.99 = 21,614.15 : x
  2. Step 2: Convert to fraction form
    54,912.14/82,336.99 = 21,614.15/x
  3. Step 3: Cross multiply
    54,912.14x = 82,336.99 × 21,614.15
  4. Step 4: Simplify right side
    54,912.14x = 1,779,644,052.41
  5. Step 5: Solve for x
    x = 1,779,644,052.41/54,912.14
  6. Step 6: Final answer
    x = 32,408.94

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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.