Home / 45,171.72-62,340-25,029.48

Finding the Fourth Proportional to 45,171.72, 62,340 and 25,029.48

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Solution

The fourth proportional to 45,171.72, 62,340 and 25,029.48 is: 34,542.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,171.72 : 62,340 = 25,029.48 : x
  2. Step 2: Convert to fraction form
    45,171.72/62,340 = 25,029.48/x
  3. Step 3: Cross multiply
    45,171.72x = 62,340 × 25,029.48
  4. Step 4: Simplify right side
    45,171.72x = 1,560,337,783.20
  5. Step 5: Solve for x
    x = 1,560,337,783.20/45,171.72
  6. Step 6: Final answer
    x = 34,542.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.