Home / 34,920.45-52,380.20-15,198.57

Finding the Fourth Proportional to 34,920.45, 52,380.20 and 15,198.57

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Solution

The fourth proportional to 34,920.45, 52,380.20 and 15,198.57 is: 22,797.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,920.45 : 52,380.20 = 15,198.57 : x
  2. Step 2: Convert to fraction form
    34,920.45/52,380.20 = 15,198.57/x
  3. Step 3: Cross multiply
    34,920.45x = 52,380.20 × 15,198.57
  4. Step 4: Simplify right side
    34,920.45x = 796,104,174.31
  5. Step 5: Solve for x
    x = 796,104,174.31/34,920.45
  6. Step 6: Final answer
    x = 22,797.65

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1.5x scale

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.