Home / 28,868.08-39,847.01-16,936.24

Finding the Fourth Proportional to 28,868.08, 39,847.01 and 16,936.24

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Solution

The fourth proportional to 28,868.08, 39,847.01 and 16,936.24 is: 23,377.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,868.08 : 39,847.01 = 16,936.24 : x
  2. Step 2: Convert to fraction form
    28,868.08/39,847.01 = 16,936.24/x
  3. Step 3: Cross multiply
    28,868.08x = 39,847.01 × 16,936.24
  4. Step 4: Simplify right side
    28,868.08x = 674,858,524.64
  5. Step 5: Solve for x
    x = 674,858,524.64/28,868.08
  6. Step 6: Final answer
    x = 23,377.33

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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.