Home / 27,343.42-41,020.60-8,625.21

Finding the Fourth Proportional to 27,343.42, 41,020.60 and 8,625.21

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Solution

The fourth proportional to 27,343.42, 41,020.60 and 8,625.21 is: 12,939.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,343.42 : 41,020.60 = 8,625.21 : x
  2. Step 2: Convert to fraction form
    27,343.42/41,020.60 = 8,625.21/x
  3. Step 3: Cross multiply
    27,343.42x = 41,020.60 × 8,625.21
  4. Step 4: Simplify right side
    27,343.42x = 353,811,269.74
  5. Step 5: Solve for x
    x = 353,811,269.74/27,343.42
  6. Step 6: Final answer
    x = 12,939.54

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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.