Home / 25,180.39-34,748.94-13,850.61

Finding the Fourth Proportional to 25,180.39, 34,748.94 and 13,850.61

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Solution

The fourth proportional to 25,180.39, 34,748.94 and 13,850.61 is: 19,113.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,180.39 : 34,748.94 = 13,850.61 : x
  2. Step 2: Convert to fraction form
    25,180.39/34,748.94 = 13,850.61/x
  3. Step 3: Cross multiply
    25,180.39x = 34,748.94 × 13,850.61
  4. Step 4: Simplify right side
    25,180.39x = 481,294,015.85
  5. Step 5: Solve for x
    x = 481,294,015.85/25,180.39
  6. Step 6: Final answer
    x = 19,113.84

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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.