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Finding the Fourth Proportional to 33,804.90, 46,648.94 and 18,696.69

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Solution

The fourth proportional to 33,804.90, 46,648.94 and 18,696.69 is: 25,800.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,804.90 : 46,648.94 = 18,696.69 : x
  2. Step 2: Convert to fraction form
    33,804.90/46,648.94 = 18,696.69/x
  3. Step 3: Cross multiply
    33,804.90x = 46,648.94 × 18,696.69
  4. Step 4: Simplify right side
    33,804.90x = 872,180,676.53
  5. Step 5: Solve for x
    x = 872,180,676.53/33,804.90
  6. Step 6: Final answer
    x = 25,800.42

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1.5x scale

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.