Home / 34,291.12-51,440.82-12,099.94

Finding the Fourth Proportional to 34,291.12, 51,440.82 and 12,099.94

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Solution

The fourth proportional to 34,291.12, 51,440.82 and 12,099.94 is: 18,151.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,291.12 : 51,440.82 = 12,099.94 : x
  2. Step 2: Convert to fraction form
    34,291.12/51,440.82 = 12,099.94/x
  3. Step 3: Cross multiply
    34,291.12x = 51,440.82 × 12,099.94
  4. Step 4: Simplify right side
    34,291.12x = 622,430,835.55
  5. Step 5: Solve for x
    x = 622,430,835.55/34,291.12
  6. Step 6: Final answer
    x = 18,151.37

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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.