Home / 34,018.39-51,027.62-18,534.43

Finding the Fourth Proportional to 34,018.39, 51,027.62 and 18,534.43

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Solution

The fourth proportional to 34,018.39, 51,027.62 and 18,534.43 is: 27,801.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,018.39 : 51,027.62 = 18,534.43 : x
  2. Step 2: Convert to fraction form
    34,018.39/51,027.62 = 18,534.43/x
  3. Step 3: Cross multiply
    34,018.39x = 51,027.62 × 18,534.43
  4. Step 4: Simplify right side
    34,018.39x = 945,767,850.96
  5. Step 5: Solve for x
    x = 945,767,850.96/34,018.39
  6. Step 6: Final answer
    x = 27,801.66

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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.