Home / 17,712.98-26,563.26-5,229.68

Finding the Fourth Proportional to 17,712.98, 26,563.26 and 5,229.68

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Solution

The fourth proportional to 17,712.98, 26,563.26 and 5,229.68 is: 7,842.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,712.98 : 26,563.26 = 5,229.68 : x
  2. Step 2: Convert to fraction form
    17,712.98/26,563.26 = 5,229.68/x
  3. Step 3: Cross multiply
    17,712.98x = 26,563.26 × 5,229.68
  4. Step 4: Simplify right side
    17,712.98x = 138,917,349.56
  5. Step 5: Solve for x
    x = 138,917,349.56/17,712.98
  6. Step 6: Final answer
    x = 7,842.69

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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.