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Finding the Fourth Proportional to 17,960.58, 24,798.69 and 12,934.26

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Solution

The fourth proportional to 17,960.58, 24,798.69 and 12,934.26 is: 17,858.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,960.58 : 24,798.69 = 12,934.26 : x
  2. Step 2: Convert to fraction form
    17,960.58/24,798.69 = 12,934.26/x
  3. Step 3: Cross multiply
    17,960.58x = 24,798.69 × 12,934.26
  4. Step 4: Simplify right side
    17,960.58x = 320,752,704.12
  5. Step 5: Solve for x
    x = 320,752,704.12/17,960.58
  6. Step 6: Final answer
    x = 17,858.71

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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.