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Finding the Fourth Proportional to 33,804, 46,651.68 and 18,900

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Solution

The fourth proportional to 33,804, 46,651.68 and 18,900 is: 26,083.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,804 : 46,651.68 = 18,900 : x
  2. Step 2: Convert to fraction form
    33,804/46,651.68 = 18,900/x
  3. Step 3: Cross multiply
    33,804x = 46,651.68 × 18,900
  4. Step 4: Simplify right side
    33,804x = 881,716,752
  5. Step 5: Solve for x
    x = 881,716,752/33,804
  6. Step 6: Final answer
    x = 26,083.21

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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.