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Finding the Fourth Proportional to 17,867.82, 26,814.04 and 8,018.12

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Solution

The fourth proportional to 17,867.82, 26,814.04 and 8,018.12 is: 12,032.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,867.82 : 26,814.04 = 8,018.12 : x
  2. Step 2: Convert to fraction form
    17,867.82/26,814.04 = 8,018.12/x
  3. Step 3: Cross multiply
    17,867.82x = 26,814.04 × 8,018.12
  4. Step 4: Simplify right side
    17,867.82x = 214,998,237.39
  5. Step 5: Solve for x
    x = 214,998,237.39/17,867.82
  6. Step 6: Final answer
    x = 12,032.70

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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.