Home / 55,613.88-83,394.60-20,070.56

Finding the Fourth Proportional to 55,613.88, 83,394.60 and 20,070.56

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Solution

The fourth proportional to 55,613.88, 83,394.60 and 20,070.56 is: 30,096.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,613.88 : 83,394.60 = 20,070.56 : x
  2. Step 2: Convert to fraction form
    55,613.88/83,394.60 = 20,070.56/x
  3. Step 3: Cross multiply
    55,613.88x = 83,394.60 × 20,070.56
  4. Step 4: Simplify right side
    55,613.88x = 1,673,775,906.00
  5. Step 5: Solve for x
    x = 1,673,775,906.00/55,613.88
  6. Step 6: Final answer
    x = 30,096.37

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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.