Home / 28,839.53-39,797.57-16,910.76

Finding the Fourth Proportional to 28,839.53, 39,797.57 and 16,910.76

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Solution

The fourth proportional to 28,839.53, 39,797.57 and 16,910.76 is: 23,336.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,839.53 : 39,797.57 = 16,910.76 : x
  2. Step 2: Convert to fraction form
    28,839.53/39,797.57 = 16,910.76/x
  3. Step 3: Cross multiply
    28,839.53x = 39,797.57 × 16,910.76
  4. Step 4: Simplify right side
    28,839.53x = 673,007,070.30
  5. Step 5: Solve for x
    x = 673,007,070.30/28,839.53
  6. Step 6: Final answer
    x = 23,336.27

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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.