Home / 54,017.40-80,997.30-22,817.40

Finding the Fourth Proportional to 54,017.40, 80,997.30 and 22,817.40

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Solution

The fourth proportional to 54,017.40, 80,997.30 and 22,817.40 is: 34,213.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,017.40 : 80,997.30 = 22,817.40 : x
  2. Step 2: Convert to fraction form
    54,017.40/80,997.30 = 22,817.40/x
  3. Step 3: Cross multiply
    54,017.40x = 80,997.30 × 22,817.40
  4. Step 4: Simplify right side
    54,017.40x = 1,848,147,793.02
  5. Step 5: Solve for x
    x = 1,848,147,793.02/54,017.40
  6. Step 6: Final answer
    x = 34,213.93

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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.