Home / 25,108.44-34,649.84-13,930.44

Finding the Fourth Proportional to 25,108.44, 34,649.84 and 13,930.44

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Solution

The fourth proportional to 25,108.44, 34,649.84 and 13,930.44 is: 19,224.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,108.44 : 34,649.84 = 13,930.44 : x
  2. Step 2: Convert to fraction form
    25,108.44/34,649.84 = 13,930.44/x
  3. Step 3: Cross multiply
    25,108.44x = 34,649.84 × 13,930.44
  4. Step 4: Simplify right side
    25,108.44x = 482,687,517.13
  5. Step 5: Solve for x
    x = 482,687,517.13/25,108.44
  6. Step 6: Final answer
    x = 19,224.11

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1.5x scale

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.