Home / 27,516.56-41,288.76-12,708.80

Finding the Fourth Proportional to 27,516.56, 41,288.76 and 12,708.80

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Solution

The fourth proportional to 27,516.56, 41,288.76 and 12,708.80 is: 19,069.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,516.56 : 41,288.76 = 12,708.80 : x
  2. Step 2: Convert to fraction form
    27,516.56/41,288.76 = 12,708.80/x
  3. Step 3: Cross multiply
    27,516.56x = 41,288.76 × 12,708.80
  4. Step 4: Simplify right side
    27,516.56x = 524,730,593.09
  5. Step 5: Solve for x
    x = 524,730,593.09/27,516.56
  6. Step 6: Final answer
    x = 19,069.63

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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.