Home / 27,984.41-41,976.56-19,192.67

Finding the Fourth Proportional to 27,984.41, 41,976.56 and 19,192.67

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Solution

The fourth proportional to 27,984.41, 41,976.56 and 19,192.67 is: 28,788.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,984.41 : 41,976.56 = 19,192.67 : x
  2. Step 2: Convert to fraction form
    27,984.41/41,976.56 = 19,192.67/x
  3. Step 3: Cross multiply
    27,984.41x = 41,976.56 × 19,192.67
  4. Step 4: Simplify right side
    27,984.41x = 805,642,101.91
  5. Step 5: Solve for x
    x = 805,642,101.91/27,984.41
  6. Step 6: Final answer
    x = 28,788.97

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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.