Home / 28,626.45-39,504.54-16,692.09

Finding the Fourth Proportional to 28,626.45, 39,504.54 and 16,692.09

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Solution

The fourth proportional to 28,626.45, 39,504.54 and 16,692.09 is: 23,035.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,626.45 : 39,504.54 = 16,692.09 : x
  2. Step 2: Convert to fraction form
    28,626.45/39,504.54 = 16,692.09/x
  3. Step 3: Cross multiply
    28,626.45x = 39,504.54 × 16,692.09
  4. Step 4: Simplify right side
    28,626.45x = 659,413,337.09
  5. Step 5: Solve for x
    x = 659,413,337.09/28,626.45
  6. Step 6: Final answer
    x = 23,035.11

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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.