Home / 27,217.92-40,828.40-8,500.54

Finding the Fourth Proportional to 27,217.92, 40,828.40 and 8,500.54

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Solution

The fourth proportional to 27,217.92, 40,828.40 and 8,500.54 is: 12,751.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,217.92 : 40,828.40 = 8,500.54 : x
  2. Step 2: Convert to fraction form
    27,217.92/40,828.40 = 8,500.54/x
  3. Step 3: Cross multiply
    27,217.92x = 40,828.40 × 8,500.54
  4. Step 4: Simplify right side
    27,217.92x = 347,063,404.83
  5. Step 5: Solve for x
    x = 347,063,404.83/27,217.92
  6. Step 6: Final answer
    x = 12,751.28

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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.