Home / 27,512.22-41,261.69-12,706.91

Finding the Fourth Proportional to 27,512.22, 41,261.69 and 12,706.91

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Solution

The fourth proportional to 27,512.22, 41,261.69 and 12,706.91 is: 19,057.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,512.22 : 41,261.69 = 12,706.91 : x
  2. Step 2: Convert to fraction form
    27,512.22/41,261.69 = 12,706.91/x
  3. Step 3: Cross multiply
    27,512.22x = 41,261.69 × 12,706.91
  4. Step 4: Simplify right side
    27,512.22x = 524,308,311.43
  5. Step 5: Solve for x
    x = 524,308,311.43/27,512.22
  6. Step 6: Final answer
    x = 19,057.29

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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.