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Finding the Fourth Proportional to 33,843.64, 46,703.64 and 18,735.98

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Solution

The fourth proportional to 33,843.64, 46,703.64 and 18,735.98 is: 25,855.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,843.64 : 46,703.64 = 18,735.98 : x
  2. Step 2: Convert to fraction form
    33,843.64/46,703.64 = 18,735.98/x
  3. Step 3: Cross multiply
    33,843.64x = 46,703.64 × 18,735.98
  4. Step 4: Simplify right side
    33,843.64x = 875,038,464.97
  5. Step 5: Solve for x
    x = 875,038,464.97/33,843.64
  6. Step 6: Final answer
    x = 25,855.33

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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.