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Finding the Fourth Proportional to 33,473.60, 50,163.20 and 18,487.47

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Solution

The fourth proportional to 33,473.60, 50,163.20 and 18,487.47 is: 27,705.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,473.60 : 50,163.20 = 18,487.47 : x
  2. Step 2: Convert to fraction form
    33,473.60/50,163.20 = 18,487.47/x
  3. Step 3: Cross multiply
    33,473.60x = 50,163.20 × 18,487.47
  4. Step 4: Simplify right side
    33,473.60x = 927,390,562.67
  5. Step 5: Solve for x
    x = 927,390,562.67/33,473.60
  6. Step 6: Final answer
    x = 27,705.14

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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.