Home / 34,236.91-51,310.86-13,949.98

Finding the Fourth Proportional to 34,236.91, 51,310.86 and 13,949.98

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Solution

The fourth proportional to 34,236.91, 51,310.86 and 13,949.98 is: 20,906.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,236.91 : 51,310.86 = 13,949.98 : x
  2. Step 2: Convert to fraction form
    34,236.91/51,310.86 = 13,949.98/x
  3. Step 3: Cross multiply
    34,236.91x = 51,310.86 × 13,949.98
  4. Step 4: Simplify right side
    34,236.91x = 715,785,719.63
  5. Step 5: Solve for x
    x = 715,785,719.63/34,236.91
  6. Step 6: Final answer
    x = 20,906.84

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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.