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Finding the Fourth Proportional to 33,645.60, 50,467.95 and 10,272.15

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Solution

The fourth proportional to 33,645.60, 50,467.95 and 10,272.15 is: 15,408.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,645.60 : 50,467.95 = 10,272.15 : x
  2. Step 2: Convert to fraction form
    33,645.60/50,467.95 = 10,272.15/x
  3. Step 3: Cross multiply
    33,645.60x = 50,467.95 × 10,272.15
  4. Step 4: Simplify right side
    33,645.60x = 518,414,352.59
  5. Step 5: Solve for x
    x = 518,414,352.59/33,645.60
  6. Step 6: Final answer
    x = 15,408.09

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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.