Home / 30,944.92-42,704.21-16,797.76

Finding the Fourth Proportional to 30,944.92, 42,704.21 and 16,797.76

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Solution

The fourth proportional to 30,944.92, 42,704.21 and 16,797.76 is: 23,181.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,944.92 : 42,704.21 = 16,797.76 : x
  2. Step 2: Convert to fraction form
    30,944.92/42,704.21 = 16,797.76/x
  3. Step 3: Cross multiply
    30,944.92x = 42,704.21 × 16,797.76
  4. Step 4: Simplify right side
    30,944.92x = 717,335,070.57
  5. Step 5: Solve for x
    x = 717,335,070.57/30,944.92
  6. Step 6: Final answer
    x = 23,181.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.