Home / 33,032.51-45,573.82-18,690.34

Finding the Fourth Proportional to 33,032.51, 45,573.82 and 18,690.34

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Solution

The fourth proportional to 33,032.51, 45,573.82 and 18,690.34 is: 25,786.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,032.51 : 45,573.82 = 18,690.34 : x
  2. Step 2: Convert to fraction form
    33,032.51/45,573.82 = 18,690.34/x
  3. Step 3: Cross multiply
    33,032.51x = 45,573.82 × 18,690.34
  4. Step 4: Simplify right side
    33,032.51x = 851,790,190.90
  5. Step 5: Solve for x
    x = 851,790,190.90/33,032.51
  6. Step 6: Final answer
    x = 25,786.42

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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.