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Finding the Fourth Proportional to 55,511.73, 83,258.48 and 23,913.22

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Solution

The fourth proportional to 55,511.73, 83,258.48 and 23,913.22 is: 35,865.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,511.73 : 83,258.48 = 23,913.22 : x
  2. Step 2: Convert to fraction form
    55,511.73/83,258.48 = 23,913.22/x
  3. Step 3: Cross multiply
    55,511.73x = 83,258.48 × 23,913.22
  4. Step 4: Simplify right side
    55,511.73x = 1,990,978,229.54
  5. Step 5: Solve for x
    x = 1,990,978,229.54/55,511.73
  6. Step 6: Final answer
    x = 35,865.90

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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.