Home / 27,512.64-41,240.70-10,865.92

Finding the Fourth Proportional to 27,512.64, 41,240.70 and 10,865.92

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Solution

The fourth proportional to 27,512.64, 41,240.70 and 10,865.92 is: 16,287.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,512.64 : 41,240.70 = 10,865.92 : x
  2. Step 2: Convert to fraction form
    27,512.64/41,240.70 = 10,865.92/x
  3. Step 3: Cross multiply
    27,512.64x = 41,240.70 × 10,865.92
  4. Step 4: Simplify right side
    27,512.64x = 448,118,146.94
  5. Step 5: Solve for x
    x = 448,118,146.94/27,512.64
  6. Step 6: Final answer
    x = 16,287.72

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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.