Home / 27,450.46-41,143.91-12,628.27

Finding the Fourth Proportional to 27,450.46, 41,143.91 and 12,628.27

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Solution

The fourth proportional to 27,450.46, 41,143.91 and 12,628.27 is: 18,927.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,450.46 : 41,143.91 = 12,628.27 : x
  2. Step 2: Convert to fraction form
    27,450.46/41,143.91 = 12,628.27/x
  3. Step 3: Cross multiply
    27,450.46x = 41,143.91 × 12,628.27
  4. Step 4: Simplify right side
    27,450.46x = 519,576,333.05
  5. Step 5: Solve for x
    x = 519,576,333.05/27,450.46
  6. Step 6: Final answer
    x = 18,927.78

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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.