Home / 34,691.64-47,874.46-18,776.09

Finding the Fourth Proportional to 34,691.64, 47,874.46 and 18,776.09

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Solution

The fourth proportional to 34,691.64, 47,874.46 and 18,776.09 is: 25,910.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,691.64 : 47,874.46 = 18,776.09 : x
  2. Step 2: Convert to fraction form
    34,691.64/47,874.46 = 18,776.09/x
  3. Step 3: Cross multiply
    34,691.64x = 47,874.46 × 18,776.09
  4. Step 4: Simplify right side
    34,691.64x = 898,894,883.35
  5. Step 5: Solve for x
    x = 898,894,883.35/34,691.64
  6. Step 6: Final answer
    x = 25,910.99

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.