Home / 55,942.08-83,892.96-18,997.44

Finding the Fourth Proportional to 55,942.08, 83,892.96 and 18,997.44

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Solution

The fourth proportional to 55,942.08, 83,892.96 and 18,997.44 is: 28,489.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,942.08 : 83,892.96 = 18,997.44 : x
  2. Step 2: Convert to fraction form
    55,942.08/83,892.96 = 18,997.44/x
  3. Step 3: Cross multiply
    55,942.08x = 83,892.96 × 18,997.44
  4. Step 4: Simplify right side
    55,942.08x = 1,593,751,474.02
  5. Step 5: Solve for x
    x = 1,593,751,474.02/55,942.08
  6. Step 6: Final answer
    x = 28,489.31

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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.