Home / 27,234.93-40,852.43-8,515.07

Finding the Fourth Proportional to 27,234.93, 40,852.43 and 8,515.07

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Solution

The fourth proportional to 27,234.93, 40,852.43 and 8,515.07 is: 12,772.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,234.93 : 40,852.43 = 8,515.07 : x
  2. Step 2: Convert to fraction form
    27,234.93/40,852.43 = 8,515.07/x
  3. Step 3: Cross multiply
    27,234.93x = 40,852.43 × 8,515.07
  4. Step 4: Simplify right side
    27,234.93x = 347,861,054.28
  5. Step 5: Solve for x
    x = 347,861,054.28/27,234.93
  6. Step 6: Final answer
    x = 12,772.61

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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.