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Finding the Fourth Proportional to 33,533.93, 50,249.87 and 13,788.97

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Solution

The fourth proportional to 33,533.93, 50,249.87 and 13,788.97 is: 20,662.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,533.93 : 50,249.87 = 13,788.97 : x
  2. Step 2: Convert to fraction form
    33,533.93/50,249.87 = 13,788.97/x
  3. Step 3: Cross multiply
    33,533.93x = 50,249.87 × 13,788.97
  4. Step 4: Simplify right side
    33,533.93x = 692,893,807.07
  5. Step 5: Solve for x
    x = 692,893,807.07/33,533.93
  6. Step 6: Final answer
    x = 20,662.47

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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.