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Finding the Fourth Proportional to 50,391.70, 75,604.56 and 22,307.88

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Solution

The fourth proportional to 50,391.70, 75,604.56 and 22,307.88 is: 33,469.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,391.70 : 75,604.56 = 22,307.88 : x
  2. Step 2: Convert to fraction form
    50,391.70/75,604.56 = 22,307.88/x
  3. Step 3: Cross multiply
    50,391.70x = 75,604.56 × 22,307.88
  4. Step 4: Simplify right side
    50,391.70x = 1,686,577,451.93
  5. Step 5: Solve for x
    x = 1,686,577,451.93/50,391.70
  6. Step 6: Final answer
    x = 33,469.35

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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.