Home / 33,686.33-50,529.64-8,724.60

Finding the Fourth Proportional to 33,686.33, 50,529.64 and 8,724.60

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Solution

The fourth proportional to 33,686.33, 50,529.64 and 8,724.60 is: 13,086.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,686.33 : 50,529.64 = 8,724.60 : x
  2. Step 2: Convert to fraction form
    33,686.33/50,529.64 = 8,724.60/x
  3. Step 3: Cross multiply
    33,686.33x = 50,529.64 × 8,724.60
  4. Step 4: Simplify right side
    33,686.33x = 440,850,875.33
  5. Step 5: Solve for x
    x = 440,850,875.33/33,686.33
  6. Step 6: Final answer
    x = 13,086.94

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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.