Home / 34,324.36-51,486.84-12,137.85

Finding the Fourth Proportional to 34,324.36, 51,486.84 and 12,137.85

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Solution

The fourth proportional to 34,324.36, 51,486.84 and 12,137.85 is: 18,206.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,324.36 : 51,486.84 = 12,137.85 : x
  2. Step 2: Convert to fraction form
    34,324.36/51,486.84 = 12,137.85/x
  3. Step 3: Cross multiply
    34,324.36x = 51,486.84 × 12,137.85
  4. Step 4: Simplify right side
    34,324.36x = 624,939,540.89
  5. Step 5: Solve for x
    x = 624,939,540.89/34,324.36
  6. Step 6: Final answer
    x = 18,206.88

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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.