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Finding the Fourth Proportional to 17,867.88, 24,658.86 and 9,910.44

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Solution

The fourth proportional to 17,867.88, 24,658.86 and 9,910.44 is: 13,677.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,867.88 : 24,658.86 = 9,910.44 : x
  2. Step 2: Convert to fraction form
    17,867.88/24,658.86 = 9,910.44/x
  3. Step 3: Cross multiply
    17,867.88x = 24,658.86 × 9,910.44
  4. Step 4: Simplify right side
    17,867.88x = 244,380,152.50
  5. Step 5: Solve for x
    x = 244,380,152.50/17,867.88
  6. Step 6: Final answer
    x = 13,677.06

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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.