Home / 34,112.80-51,134-18,497.44

Finding the Fourth Proportional to 34,112.80, 51,134 and 18,497.44

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Solution

The fourth proportional to 34,112.80, 51,134 and 18,497.44 is: 27,727.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,112.80 : 51,134 = 18,497.44 : x
  2. Step 2: Convert to fraction form
    34,112.80/51,134 = 18,497.44/x
  3. Step 3: Cross multiply
    34,112.80x = 51,134 × 18,497.44
  4. Step 4: Simplify right side
    34,112.80x = 945,848,096.96
  5. Step 5: Solve for x
    x = 945,848,096.96/34,112.80
  6. Step 6: Final answer
    x = 27,727.07

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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.