Home / 33,092.31-45,651.48-18,936.75

Finding the Fourth Proportional to 33,092.31, 45,651.48 and 18,936.75

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Solution

The fourth proportional to 33,092.31, 45,651.48 and 18,936.75 is: 26,123.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,092.31 : 45,651.48 = 18,936.75 : x
  2. Step 2: Convert to fraction form
    33,092.31/45,651.48 = 18,936.75/x
  3. Step 3: Cross multiply
    33,092.31x = 45,651.48 × 18,936.75
  4. Step 4: Simplify right side
    33,092.31x = 864,490,663.89
  5. Step 5: Solve for x
    x = 864,490,663.89/33,092.31
  6. Step 6: Final answer
    x = 26,123.61

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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.