Home / 25,684.45-38,523.20-6,965.69

Finding the Fourth Proportional to 25,684.45, 38,523.20 and 6,965.69

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Solution

The fourth proportional to 25,684.45, 38,523.20 and 6,965.69 is: 10,447.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,684.45 : 38,523.20 = 6,965.69 : x
  2. Step 2: Convert to fraction form
    25,684.45/38,523.20 = 6,965.69/x
  3. Step 3: Cross multiply
    25,684.45x = 38,523.20 × 6,965.69
  4. Step 4: Simplify right side
    25,684.45x = 268,340,441.56
  5. Step 5: Solve for x
    x = 268,340,441.56/25,684.45
  6. Step 6: Final answer
    x = 10,447.58

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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.