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Finding the Fourth Proportional to 17,650.98, 26,479.17 and 6,559.20

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Solution

The fourth proportional to 17,650.98, 26,479.17 and 6,559.20 is: 9,839.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,650.98 : 26,479.17 = 6,559.20 : x
  2. Step 2: Convert to fraction form
    17,650.98/26,479.17 = 6,559.20/x
  3. Step 3: Cross multiply
    17,650.98x = 26,479.17 × 6,559.20
  4. Step 4: Simplify right side
    17,650.98x = 173,682,171.86
  5. Step 5: Solve for x
    x = 173,682,171.86/17,650.98
  6. Step 6: Final answer
    x = 9,839.80

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1.5x scale

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.