Home / 27,093.20-40,626.36-8,622.80

Finding the Fourth Proportional to 27,093.20, 40,626.36 and 8,622.80

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Solution

The fourth proportional to 27,093.20, 40,626.36 and 8,622.80 is: 12,929.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,093.20 : 40,626.36 = 8,622.80 : x
  2. Step 2: Convert to fraction form
    27,093.20/40,626.36 = 8,622.80/x
  3. Step 3: Cross multiply
    27,093.20x = 40,626.36 × 8,622.80
  4. Step 4: Simplify right side
    27,093.20x = 350,312,977.01
  5. Step 5: Solve for x
    x = 350,312,977.01/27,093.20
  6. Step 6: Final answer
    x = 12,929.92

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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.