Home / 17,679.52-26,523.84-5,199.96

Finding the Fourth Proportional to 17,679.52, 26,523.84 and 5,199.96

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Solution

The fourth proportional to 17,679.52, 26,523.84 and 5,199.96 is: 7,801.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,679.52 : 26,523.84 = 5,199.96 : x
  2. Step 2: Convert to fraction form
    17,679.52/26,523.84 = 5,199.96/x
  3. Step 3: Cross multiply
    17,679.52x = 26,523.84 × 5,199.96
  4. Step 4: Simplify right side
    17,679.52x = 137,922,907.05
  5. Step 5: Solve for x
    x = 137,922,907.05/17,679.52
  6. Step 6: Final answer
    x = 7,801.28

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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.