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Finding the Fourth Proportional to 33,748.40, 50,622.60 and 31,444.40

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Solution

The fourth proportional to 33,748.40, 50,622.60 and 31,444.40 is: 47,166.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,748.40 : 50,622.60 = 31,444.40 : x
  2. Step 2: Convert to fraction form
    33,748.40/50,622.60 = 31,444.40/x
  3. Step 3: Cross multiply
    33,748.40x = 50,622.60 × 31,444.40
  4. Step 4: Simplify right side
    33,748.40x = 1,591,797,283.44
  5. Step 5: Solve for x
    x = 1,591,797,283.44/33,748.40
  6. Step 6: Final answer
    x = 47,166.60

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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.