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Finding the Fourth Proportional to 17,234.88, 25,859.65 and 9,739.47

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Solution

The fourth proportional to 17,234.88, 25,859.65 and 9,739.47 is: 14,613.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,234.88 : 25,859.65 = 9,739.47 : x
  2. Step 2: Convert to fraction form
    17,234.88/25,859.65 = 9,739.47/x
  3. Step 3: Cross multiply
    17,234.88x = 25,859.65 × 9,739.47
  4. Step 4: Simplify right side
    17,234.88x = 251,859,285.39
  5. Step 5: Solve for x
    x = 251,859,285.39/17,234.88
  6. Step 6: Final answer
    x = 14,613.35

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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.