Home / 46,181.73-69,272.61-11,121.39

Finding the Fourth Proportional to 46,181.73, 69,272.61 and 11,121.39

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Solution

The fourth proportional to 46,181.73, 69,272.61 and 11,121.39 is: 16,682.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,181.73 : 69,272.61 = 11,121.39 : x
  2. Step 2: Convert to fraction form
    46,181.73/69,272.61 = 11,121.39/x
  3. Step 3: Cross multiply
    46,181.73x = 69,272.61 × 11,121.39
  4. Step 4: Simplify right side
    46,181.73x = 770,407,712.13
  5. Step 5: Solve for x
    x = 770,407,712.13/46,181.73
  6. Step 6: Final answer
    x = 16,682.09

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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.