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Finding the Fourth Proportional to 17,992.86, 24,841.71 and 11,287.68

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Solution

The fourth proportional to 17,992.86, 24,841.71 and 11,287.68 is: 15,584.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,992.86 : 24,841.71 = 11,287.68 : x
  2. Step 2: Convert to fraction form
    17,992.86/24,841.71 = 11,287.68/x
  3. Step 3: Cross multiply
    17,992.86x = 24,841.71 × 11,287.68
  4. Step 4: Simplify right side
    17,992.86x = 280,405,292.91
  5. Step 5: Solve for x
    x = 280,405,292.91/17,992.86
  6. Step 6: Final answer
    x = 15,584.25

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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.