Home / 27,438.70-41,125.24-12,632.71

Finding the Fourth Proportional to 27,438.70, 41,125.24 and 12,632.71

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Solution

The fourth proportional to 27,438.70, 41,125.24 and 12,632.71 is: 18,933.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,438.70 : 41,125.24 = 12,632.71 : x
  2. Step 2: Convert to fraction form
    27,438.70/41,125.24 = 12,632.71/x
  3. Step 3: Cross multiply
    27,438.70x = 41,125.24 × 12,632.71
  4. Step 4: Simplify right side
    27,438.70x = 519,523,230.60
  5. Step 5: Solve for x
    x = 519,523,230.60/27,438.70
  6. Step 6: Final answer
    x = 18,933.96

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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.