Home / 34,651.28-51,994.20-12,469.62

Finding the Fourth Proportional to 34,651.28, 51,994.20 and 12,469.62

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Solution

The fourth proportional to 34,651.28, 51,994.20 and 12,469.62 is: 18,710.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,651.28 : 51,994.20 = 12,469.62 : x
  2. Step 2: Convert to fraction form
    34,651.28/51,994.20 = 12,469.62/x
  3. Step 3: Cross multiply
    34,651.28x = 51,994.20 × 12,469.62
  4. Step 4: Simplify right side
    34,651.28x = 648,347,916.20
  5. Step 5: Solve for x
    x = 648,347,916.20/34,651.28
  6. Step 6: Final answer
    x = 18,710.65

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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.