Home / 27,511.21-41,251.32-8,786.84

Finding the Fourth Proportional to 27,511.21, 41,251.32 and 8,786.84

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Solution

The fourth proportional to 27,511.21, 41,251.32 and 8,786.84 is: 13,175.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,511.21 : 41,251.32 = 8,786.84 : x
  2. Step 2: Convert to fraction form
    27,511.21/41,251.32 = 8,786.84/x
  3. Step 3: Cross multiply
    27,511.21x = 41,251.32 × 8,786.84
  4. Step 4: Simplify right side
    27,511.21x = 362,468,851.76
  5. Step 5: Solve for x
    x = 362,468,851.76/27,511.21
  6. Step 6: Final answer
    x = 13,175.32

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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.