Home / 26,601.60-39,902.40-11,794.80

Finding the Fourth Proportional to 26,601.60, 39,902.40 and 11,794.80

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Solution

The fourth proportional to 26,601.60, 39,902.40 and 11,794.80 is: 17,692.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,601.60 : 39,902.40 = 11,794.80 : x
  2. Step 2: Convert to fraction form
    26,601.60/39,902.40 = 11,794.80/x
  3. Step 3: Cross multiply
    26,601.60x = 39,902.40 × 11,794.80
  4. Step 4: Simplify right side
    26,601.60x = 470,640,827.52
  5. Step 5: Solve for x
    x = 470,640,827.52/26,601.60
  6. Step 6: Final answer
    x = 17,692.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.