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Finding the Fourth Proportional to 33,325.32, 49,986.72 and 8,365.56

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Solution

The fourth proportional to 33,325.32, 49,986.72 and 8,365.56 is: 12,548.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,325.32 : 49,986.72 = 8,365.56 : x
  2. Step 2: Convert to fraction form
    33,325.32/49,986.72 = 8,365.56/x
  3. Step 3: Cross multiply
    33,325.32x = 49,986.72 × 8,365.56
  4. Step 4: Simplify right side
    33,325.32x = 418,166,905.36
  5. Step 5: Solve for x
    x = 418,166,905.36/33,325.32
  6. Step 6: Final answer
    x = 12,548.02

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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.