Home / 34,651.68-47,819.10-18,735.96

Finding the Fourth Proportional to 34,651.68, 47,819.10 and 18,735.96

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Solution

The fourth proportional to 34,651.68, 47,819.10 and 18,735.96 is: 25,855.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,651.68 : 47,819.10 = 18,735.96 : x
  2. Step 2: Convert to fraction form
    34,651.68/47,819.10 = 18,735.96/x
  3. Step 3: Cross multiply
    34,651.68x = 47,819.10 × 18,735.96
  4. Step 4: Simplify right side
    34,651.68x = 895,936,744.84
  5. Step 5: Solve for x
    x = 895,936,744.84/34,651.68
  6. Step 6: Final answer
    x = 25,855.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.