Home / 27,492.32-41,204.70-12,680.68

Finding the Fourth Proportional to 27,492.32, 41,204.70 and 12,680.68

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Solution

The fourth proportional to 27,492.32, 41,204.70 and 12,680.68 is: 19,005.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,492.32 : 41,204.70 = 12,680.68 : x
  2. Step 2: Convert to fraction form
    27,492.32/41,204.70 = 12,680.68/x
  3. Step 3: Cross multiply
    27,492.32x = 41,204.70 × 12,680.68
  4. Step 4: Simplify right side
    27,492.32x = 522,503,615.20
  5. Step 5: Solve for x
    x = 522,503,615.20/27,492.32
  6. Step 6: Final answer
    x = 19,005.44

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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.