Home / 33,729-46,546.20-18,825

Finding the Fourth Proportional to 33,729, 46,546.20 and 18,825

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Solution

The fourth proportional to 33,729, 46,546.20 and 18,825 is: 25,978.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,729 : 46,546.20 = 18,825 : x
  2. Step 2: Convert to fraction form
    33,729/46,546.20 = 18,825/x
  3. Step 3: Cross multiply
    33,729x = 46,546.20 × 18,825
  4. Step 4: Simplify right side
    33,729x = 876,232,215
  5. Step 5: Solve for x
    x = 876,232,215/33,729
  6. Step 6: Final answer
    x = 25,978.60

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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.