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Finding the Fourth Proportional to 16,735.94, 25,107.88 and 4,890.12

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Solution

The fourth proportional to 16,735.94, 25,107.88 and 4,890.12 is: 7,336.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,735.94 : 25,107.88 = 4,890.12 : x
  2. Step 2: Convert to fraction form
    16,735.94/25,107.88 = 4,890.12/x
  3. Step 3: Cross multiply
    16,735.94x = 25,107.88 × 4,890.12
  4. Step 4: Simplify right side
    16,735.94x = 122,780,546.15
  5. Step 5: Solve for x
    x = 122,780,546.15/16,735.94
  6. Step 6: Final answer
    x = 7,336.34

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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.