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Finding the Fourth Proportional to 33,488.60, 50,232.89 and 15,905.12

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Solution

The fourth proportional to 33,488.60, 50,232.89 and 15,905.12 is: 23,857.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,488.60 : 50,232.89 = 15,905.12 : x
  2. Step 2: Convert to fraction form
    33,488.60/50,232.89 = 15,905.12/x
  3. Step 3: Cross multiply
    33,488.60x = 50,232.89 × 15,905.12
  4. Step 4: Simplify right side
    33,488.60x = 798,959,932.00
  5. Step 5: Solve for x
    x = 798,959,932.00/33,488.60
  6. Step 6: Final answer
    x = 23,857.67

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Similar ratio
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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.