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Finding the Fourth Proportional to 33,669, 46,464.66 and 18,765

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Solution

The fourth proportional to 33,669, 46,464.66 and 18,765 is: 25,896.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,669 : 46,464.66 = 18,765 : x
  2. Step 2: Convert to fraction form
    33,669/46,464.66 = 18,765/x
  3. Step 3: Cross multiply
    33,669x = 46,464.66 × 18,765
  4. Step 4: Simplify right side
    33,669x = 871,909,344.90
  5. Step 5: Solve for x
    x = 871,909,344.90/33,669
  6. Step 6: Final answer
    x = 25,896.50

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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.