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Finding the Fourth Proportional to 17,473.69, 26,207.80 and 5,786.91

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Solution

The fourth proportional to 17,473.69, 26,207.80 and 5,786.91 is: 8,679.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,473.69 : 26,207.80 = 5,786.91 : x
  2. Step 2: Convert to fraction form
    17,473.69/26,207.80 = 5,786.91/x
  3. Step 3: Cross multiply
    17,473.69x = 26,207.80 × 5,786.91
  4. Step 4: Simplify right side
    17,473.69x = 151,662,179.90
  5. Step 5: Solve for x
    x = 151,662,179.90/17,473.69
  6. Step 6: Final answer
    x = 8,679.46

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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.