Home / 18,234.82-27,324.87-14,068.57

Finding the Fourth Proportional to 18,234.82, 27,324.87 and 14,068.57

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Solution

The fourth proportional to 18,234.82, 27,324.87 and 14,068.57 is: 21,081.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,234.82 : 27,324.87 = 14,068.57 : x
  2. Step 2: Convert to fraction form
    18,234.82/27,324.87 = 14,068.57/x
  3. Step 3: Cross multiply
    18,234.82x = 27,324.87 × 14,068.57
  4. Step 4: Simplify right side
    18,234.82x = 384,421,846.34
  5. Step 5: Solve for x
    x = 384,421,846.34/18,234.82
  6. Step 6: Final answer
    x = 21,081.75

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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.