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Finding the Fourth Proportional to 17,679.96, 24,400.98 and 10,608.12

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Solution

The fourth proportional to 17,679.96, 24,400.98 and 10,608.12 is: 14,640.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,679.96 : 24,400.98 = 10,608.12 : x
  2. Step 2: Convert to fraction form
    17,679.96/24,400.98 = 10,608.12/x
  3. Step 3: Cross multiply
    17,679.96x = 24,400.98 × 10,608.12
  4. Step 4: Simplify right side
    17,679.96x = 258,848,523.96
  5. Step 5: Solve for x
    x = 258,848,523.96/17,679.96
  6. Step 6: Final answer
    x = 14,640.79

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1.5x scale

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.