Home / 55,629.44-83,404.96-20,564.48

Finding the Fourth Proportional to 55,629.44, 83,404.96 and 20,564.48

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Solution

The fourth proportional to 55,629.44, 83,404.96 and 20,564.48 is: 30,832.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,629.44 : 83,404.96 = 20,564.48 : x
  2. Step 2: Convert to fraction form
    55,629.44/83,404.96 = 20,564.48/x
  3. Step 3: Cross multiply
    55,629.44x = 83,404.96 × 20,564.48
  4. Step 4: Simplify right side
    55,629.44x = 1,715,179,631.82
  5. Step 5: Solve for x
    x = 1,715,179,631.82/55,629.44
  6. Step 6: Final answer
    x = 30,832.23

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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.