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Finding the Fourth Proportional to 33,373, 50,020.62 and 18,574.84

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Solution

The fourth proportional to 33,373, 50,020.62 and 18,574.84 is: 27,840.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,373 : 50,020.62 = 18,574.84 : x
  2. Step 2: Convert to fraction form
    33,373/50,020.62 = 18,574.84/x
  3. Step 3: Cross multiply
    33,373x = 50,020.62 × 18,574.84
  4. Step 4: Simplify right side
    33,373x = 929,125,013.20
  5. Step 5: Solve for x
    x = 929,125,013.20/33,373
  6. Step 6: Final answer
    x = 27,840.62

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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.