Home / 17,579.43-26,354.70-8,214.82

Finding the Fourth Proportional to 17,579.43, 26,354.70 and 8,214.82

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Solution

The fourth proportional to 17,579.43, 26,354.70 and 8,214.82 is: 12,315.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,579.43 : 26,354.70 = 8,214.82 : x
  2. Step 2: Convert to fraction form
    17,579.43/26,354.70 = 8,214.82/x
  3. Step 3: Cross multiply
    17,579.43x = 26,354.70 × 8,214.82
  4. Step 4: Simplify right side
    17,579.43x = 216,499,116.65
  5. Step 5: Solve for x
    x = 216,499,116.65/17,579.43
  6. Step 6: Final answer
    x = 12,315.48

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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.