Home / 33,784.38-50,685.36-12,724.58

Finding the Fourth Proportional to 33,784.38, 50,685.36 and 12,724.58

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Solution

The fourth proportional to 33,784.38, 50,685.36 and 12,724.58 is: 19,090.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,784.38 : 50,685.36 = 12,724.58 : x
  2. Step 2: Convert to fraction form
    33,784.38/50,685.36 = 12,724.58/x
  3. Step 3: Cross multiply
    33,784.38x = 50,685.36 × 12,724.58
  4. Step 4: Simplify right side
    33,784.38x = 644,949,918.15
  5. Step 5: Solve for x
    x = 644,949,918.15/33,784.38
  6. Step 6: Final answer
    x = 19,090.18

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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.