Home / 33,957.21-50,985.80-18,993.64

Finding the Fourth Proportional to 33,957.21, 50,985.80 and 18,993.64

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Solution

The fourth proportional to 33,957.21, 50,985.80 and 18,993.64 is: 28,518.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,957.21 : 50,985.80 = 18,993.64 : x
  2. Step 2: Convert to fraction form
    33,957.21/50,985.80 = 18,993.64/x
  3. Step 3: Cross multiply
    33,957.21x = 50,985.80 × 18,993.64
  4. Step 4: Simplify right side
    33,957.21x = 968,405,930.31
  5. Step 5: Solve for x
    x = 968,405,930.31/33,957.21
  6. Step 6: Final answer
    x = 28,518.42

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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.