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Finding the Fourth Proportional to 33,508.20, 50,258.70 and 8,884.20

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Solution

The fourth proportional to 33,508.20, 50,258.70 and 8,884.20 is: 13,325.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,508.20 : 50,258.70 = 8,884.20 : x
  2. Step 2: Convert to fraction form
    33,508.20/50,258.70 = 8,884.20/x
  3. Step 3: Cross multiply
    33,508.20x = 50,258.70 × 8,884.20
  4. Step 4: Simplify right side
    33,508.20x = 446,508,342.54
  5. Step 5: Solve for x
    x = 446,508,342.54/33,508.20
  6. Step 6: Final answer
    x = 13,325.35

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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.