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Finding the Fourth Proportional to 33,973.21, 50,968.62 and 12,913.62

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Solution

The fourth proportional to 33,973.21, 50,968.62 and 12,913.62 is: 19,373.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,973.21 : 50,968.62 = 12,913.62 : x
  2. Step 2: Convert to fraction form
    33,973.21/50,968.62 = 12,913.62/x
  3. Step 3: Cross multiply
    33,973.21x = 50,968.62 × 12,913.62
  4. Step 4: Simplify right side
    33,973.21x = 658,189,390.60
  5. Step 5: Solve for x
    x = 658,189,390.60/33,973.21
  6. Step 6: Final answer
    x = 19,373.78

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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.