Home / 34,664.22-51,999.06-12,479.85

Finding the Fourth Proportional to 34,664.22, 51,999.06 and 12,479.85

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Solution

The fourth proportional to 34,664.22, 51,999.06 and 12,479.85 is: 18,720.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,664.22 : 51,999.06 = 12,479.85 : x
  2. Step 2: Convert to fraction form
    34,664.22/51,999.06 = 12,479.85/x
  3. Step 3: Cross multiply
    34,664.22x = 51,999.06 × 12,479.85
  4. Step 4: Simplify right side
    34,664.22x = 648,940,468.94
  5. Step 5: Solve for x
    x = 648,940,468.94/34,664.22
  6. Step 6: Final answer
    x = 18,720.76

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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.