Home / 28,794.90-39,723.38-16,850.84

Finding the Fourth Proportional to 28,794.90, 39,723.38 and 16,850.84

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Solution

The fourth proportional to 28,794.90, 39,723.38 and 16,850.84 is: 23,246.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,794.90 : 39,723.38 = 16,850.84 : x
  2. Step 2: Convert to fraction form
    28,794.90/39,723.38 = 16,850.84/x
  3. Step 3: Cross multiply
    28,794.90x = 39,723.38 × 16,850.84
  4. Step 4: Simplify right side
    28,794.90x = 669,372,320.64
  5. Step 5: Solve for x
    x = 669,372,320.64/28,794.90
  6. Step 6: Final answer
    x = 23,246.21

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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.