Home / 18,491.04-27,736.20-5,342.94

Finding the Fourth Proportional to 18,491.04, 27,736.20 and 5,342.94

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Solution

The fourth proportional to 18,491.04, 27,736.20 and 5,342.94 is: 8,014.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,491.04 : 27,736.20 = 5,342.94 : x
  2. Step 2: Convert to fraction form
    18,491.04/27,736.20 = 5,342.94/x
  3. Step 3: Cross multiply
    18,491.04x = 27,736.20 × 5,342.94
  4. Step 4: Simplify right side
    18,491.04x = 148,192,852.43
  5. Step 5: Solve for x
    x = 148,192,852.43/18,491.04
  6. Step 6: Final answer
    x = 8,014.31

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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.