Home / 33,788.34-46,627.09-18,680.61

Finding the Fourth Proportional to 33,788.34, 46,627.09 and 18,680.61

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Solution

The fourth proportional to 33,788.34, 46,627.09 and 18,680.61 is: 25,778.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,788.34 : 46,627.09 = 18,680.61 : x
  2. Step 2: Convert to fraction form
    33,788.34/46,627.09 = 18,680.61/x
  3. Step 3: Cross multiply
    33,788.34x = 46,627.09 × 18,680.61
  4. Step 4: Simplify right side
    33,788.34x = 871,022,664.41
  5. Step 5: Solve for x
    x = 871,022,664.41/33,788.34
  6. Step 6: Final answer
    x = 25,778.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.