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Finding the Fourth Proportional to 33,445.61, 50,175.80 and 11,258.25

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Solution

The fourth proportional to 33,445.61, 50,175.80 and 11,258.25 is: 16,889.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,445.61 : 50,175.80 = 11,258.25 : x
  2. Step 2: Convert to fraction form
    33,445.61/50,175.80 = 11,258.25/x
  3. Step 3: Cross multiply
    33,445.61x = 50,175.80 × 11,258.25
  4. Step 4: Simplify right side
    33,445.61x = 564,891,644.06
  5. Step 5: Solve for x
    x = 564,891,644.06/33,445.61
  6. Step 6: Final answer
    x = 16,889.86

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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.