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Finding the Fourth Proportional to 33,663.25, 50,496.90 and 10,289.89

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Solution

The fourth proportional to 33,663.25, 50,496.90 and 10,289.89 is: 15,435.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,663.25 : 50,496.90 = 10,289.89 : x
  2. Step 2: Convert to fraction form
    33,663.25/50,496.90 = 10,289.89/x
  3. Step 3: Cross multiply
    33,663.25x = 50,496.90 × 10,289.89
  4. Step 4: Simplify right side
    33,663.25x = 519,607,546.34
  5. Step 5: Solve for x
    x = 519,607,546.34/33,663.25
  6. Step 6: Final answer
    x = 15,435.45

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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.