Home / 47,938.62-71,845.41-25,725.99

Finding the Fourth Proportional to 47,938.62, 71,845.41 and 25,725.99

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Solution

The fourth proportional to 47,938.62, 71,845.41 and 25,725.99 is: 38,555.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,938.62 : 71,845.41 = 25,725.99 : x
  2. Step 2: Convert to fraction form
    47,938.62/71,845.41 = 25,725.99/x
  3. Step 3: Cross multiply
    47,938.62x = 71,845.41 × 25,725.99
  4. Step 4: Simplify right side
    47,938.62x = 1,848,294,299.21
  5. Step 5: Solve for x
    x = 1,848,294,299.21/47,938.62
  6. Step 6: Final answer
    x = 38,555.43

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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.