Home / 45,917.69-68,847.84-19,256.54

Finding the Fourth Proportional to 45,917.69, 68,847.84 and 19,256.54

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Solution

The fourth proportional to 45,917.69, 68,847.84 and 19,256.54 is: 28,872.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,917.69 : 68,847.84 = 19,256.54 : x
  2. Step 2: Convert to fraction form
    45,917.69/68,847.84 = 19,256.54/x
  3. Step 3: Cross multiply
    45,917.69x = 68,847.84 × 19,256.54
  4. Step 4: Simplify right side
    45,917.69x = 1,325,770,840.63
  5. Step 5: Solve for x
    x = 1,325,770,840.63/45,917.69
  6. Step 6: Final answer
    x = 28,872.77

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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.