Home / 25,076.46-34,604.13-13,745.28

Finding the Fourth Proportional to 25,076.46, 34,604.13 and 13,745.28

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Solution

The fourth proportional to 25,076.46, 34,604.13 and 13,745.28 is: 18,967.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,076.46 : 34,604.13 = 13,745.28 : x
  2. Step 2: Convert to fraction form
    25,076.46/34,604.13 = 13,745.28/x
  3. Step 3: Cross multiply
    25,076.46x = 34,604.13 × 13,745.28
  4. Step 4: Simplify right side
    25,076.46x = 475,643,456.01
  5. Step 5: Solve for x
    x = 475,643,456.01/25,076.46
  6. Step 6: Final answer
    x = 18,967.73

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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.