Home / 27,434.94-41,121.30-12,613.26

Finding the Fourth Proportional to 27,434.94, 41,121.30 and 12,613.26

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Solution

The fourth proportional to 27,434.94, 41,121.30 and 12,613.26 is: 18,905.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,434.94 : 41,121.30 = 12,613.26 : x
  2. Step 2: Convert to fraction form
    27,434.94/41,121.30 = 12,613.26/x
  3. Step 3: Cross multiply
    27,434.94x = 41,121.30 × 12,613.26
  4. Step 4: Simplify right side
    27,434.94x = 518,673,648.44
  5. Step 5: Solve for x
    x = 518,673,648.44/27,434.94
  6. Step 6: Final answer
    x = 18,905.59

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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.