Home / 27,964.40-41,953.80-8,243

Finding the Fourth Proportional to 27,964.40, 41,953.80 and 8,243

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Solution

The fourth proportional to 27,964.40, 41,953.80 and 8,243 is: 12,366.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,964.40 : 41,953.80 = 8,243 : x
  2. Step 2: Convert to fraction form
    27,964.40/41,953.80 = 8,243/x
  3. Step 3: Cross multiply
    27,964.40x = 41,953.80 × 8,243
  4. Step 4: Simplify right side
    27,964.40x = 345,825,173.40
  5. Step 5: Solve for x
    x = 345,825,173.40/27,964.40
  6. Step 6: Final answer
    x = 12,366.62

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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.