Home / 56,078.42-84,093.04-20,993.48

Finding the Fourth Proportional to 56,078.42, 84,093.04 and 20,993.48

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Solution

The fourth proportional to 56,078.42, 84,093.04 and 20,993.48 is: 31,481.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,078.42 : 84,093.04 = 20,993.48 : x
  2. Step 2: Convert to fraction form
    56,078.42/84,093.04 = 20,993.48/x
  3. Step 3: Cross multiply
    56,078.42x = 84,093.04 × 20,993.48
  4. Step 4: Simplify right side
    56,078.42x = 1,765,405,553.38
  5. Step 5: Solve for x
    x = 1,765,405,553.38/56,078.42
  6. Step 6: Final answer
    x = 31,481.01

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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.