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Finding the Fourth Proportional to 33,285, 49,965.90 and 16,903.56

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Solution

The fourth proportional to 33,285, 49,965.90 and 16,903.56 is: 25,374.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,285 : 49,965.90 = 16,903.56 : x
  2. Step 2: Convert to fraction form
    33,285/49,965.90 = 16,903.56/x
  3. Step 3: Cross multiply
    33,285x = 49,965.90 × 16,903.56
  4. Step 4: Simplify right side
    33,285x = 844,601,588.60
  5. Step 5: Solve for x
    x = 844,601,588.60/33,285
  6. Step 6: Final answer
    x = 25,374.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.