Home / 18,714.11-25,829.82-12,341.85

Finding the Fourth Proportional to 18,714.11, 25,829.82 and 12,341.85

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Solution

The fourth proportional to 18,714.11, 25,829.82 and 12,341.85 is: 17,034.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,714.11 : 25,829.82 = 12,341.85 : x
  2. Step 2: Convert to fraction form
    18,714.11/25,829.82 = 12,341.85/x
  3. Step 3: Cross multiply
    18,714.11x = 25,829.82 × 12,341.85
  4. Step 4: Simplify right side
    18,714.11x = 318,787,766.83
  5. Step 5: Solve for x
    x = 318,787,766.83/18,714.11
  6. Step 6: Final answer
    x = 17,034.62

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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.