Home / 54,915.33-82,376.52-19,372.26

Finding the Fourth Proportional to 54,915.33, 82,376.52 and 19,372.26

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Solution

The fourth proportional to 54,915.33, 82,376.52 and 19,372.26 is: 29,059.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,915.33 : 82,376.52 = 19,372.26 : x
  2. Step 2: Convert to fraction form
    54,915.33/82,376.52 = 19,372.26/x
  3. Step 3: Cross multiply
    54,915.33x = 82,376.52 × 19,372.26
  4. Step 4: Simplify right side
    54,915.33x = 1,595,819,363.34
  5. Step 5: Solve for x
    x = 1,595,819,363.34/54,915.33
  6. Step 6: Final answer
    x = 29,059.63

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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.