Home / 27,953.20-41,929.75-8,231.93

Finding the Fourth Proportional to 27,953.20, 41,929.75 and 8,231.93

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Solution

The fourth proportional to 27,953.20, 41,929.75 and 8,231.93 is: 12,347.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,953.20 : 41,929.75 = 8,231.93 : x
  2. Step 2: Convert to fraction form
    27,953.20/41,929.75 = 8,231.93/x
  3. Step 3: Cross multiply
    27,953.20x = 41,929.75 × 8,231.93
  4. Step 4: Simplify right side
    27,953.20x = 345,162,724.80
  5. Step 5: Solve for x
    x = 345,162,724.80/27,953.20
  6. Step 6: Final answer
    x = 12,347.88

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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.