Home / 27,414.42-41,108.66-12,618.96

Finding the Fourth Proportional to 27,414.42, 41,108.66 and 12,618.96

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Solution

The fourth proportional to 27,414.42, 41,108.66 and 12,618.96 is: 18,922.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,414.42 : 41,108.66 = 12,618.96 : x
  2. Step 2: Convert to fraction form
    27,414.42/41,108.66 = 12,618.96/x
  3. Step 3: Cross multiply
    27,414.42x = 41,108.66 × 12,618.96
  4. Step 4: Simplify right side
    27,414.42x = 518,748,473.10
  5. Step 5: Solve for x
    x = 518,748,473.10/27,414.42
  6. Step 6: Final answer
    x = 18,922.47

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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.