Home / 54,912.98-82,338.26-21,614.99

Finding the Fourth Proportional to 54,912.98, 82,338.26 and 21,614.99

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Solution

The fourth proportional to 54,912.98, 82,338.26 and 21,614.99 is: 32,410.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,912.98 : 82,338.26 = 21,614.99 : x
  2. Step 2: Convert to fraction form
    54,912.98/82,338.26 = 21,614.99/x
  3. Step 3: Cross multiply
    54,912.98x = 82,338.26 × 21,614.99
  4. Step 4: Simplify right side
    54,912.98x = 1,779,740,558.44
  5. Step 5: Solve for x
    x = 1,779,740,558.44/54,912.98
  6. Step 6: Final answer
    x = 32,410.20

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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.