Home / 25,170.75-37,732.53-8,519.13

Finding the Fourth Proportional to 25,170.75, 37,732.53 and 8,519.13

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Solution

The fourth proportional to 25,170.75, 37,732.53 and 8,519.13 is: 12,770.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,170.75 : 37,732.53 = 8,519.13 : x
  2. Step 2: Convert to fraction form
    25,170.75/37,732.53 = 8,519.13/x
  3. Step 3: Cross multiply
    25,170.75x = 37,732.53 × 8,519.13
  4. Step 4: Simplify right side
    25,170.75x = 321,448,328.30
  5. Step 5: Solve for x
    x = 321,448,328.30/25,170.75
  6. Step 6: Final answer
    x = 12,770.71

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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.