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Finding the Fourth Proportional to 33,362.80, 50,020.62 and 15,574.63

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Solution

The fourth proportional to 33,362.80, 50,020.62 and 15,574.63 is: 23,350.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,362.80 : 50,020.62 = 15,574.63 : x
  2. Step 2: Convert to fraction form
    33,362.80/50,020.62 = 15,574.63/x
  3. Step 3: Cross multiply
    33,362.80x = 50,020.62 × 15,574.63
  4. Step 4: Simplify right side
    33,362.80x = 779,052,613.96
  5. Step 5: Solve for x
    x = 779,052,613.96/33,362.80
  6. Step 6: Final answer
    x = 23,350.94

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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.