Home / 25,819.26-38,723.42-8,284.99

Finding the Fourth Proportional to 25,819.26, 38,723.42 and 8,284.99

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Solution

The fourth proportional to 25,819.26, 38,723.42 and 8,284.99 is: 12,425.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,819.26 : 38,723.42 = 8,284.99 : x
  2. Step 2: Convert to fraction form
    25,819.26/38,723.42 = 8,284.99/x
  3. Step 3: Cross multiply
    25,819.26x = 38,723.42 × 8,284.99
  4. Step 4: Simplify right side
    25,819.26x = 320,823,143.98
  5. Step 5: Solve for x
    x = 320,823,143.98/25,819.26
  6. Step 6: Final answer
    x = 12,425.73

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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.