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Finding the Fourth Proportional to 27,340.94, 41,011.41 and 7,619.67

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Solution

The fourth proportional to 27,340.94, 41,011.41 and 7,619.67 is: 11,429.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,340.94 : 41,011.41 = 7,619.67 : x
  2. Step 2: Convert to fraction form
    27,340.94/41,011.41 = 7,619.67/x
  3. Step 3: Cross multiply
    27,340.94x = 41,011.41 × 7,619.67
  4. Step 4: Simplify right side
    27,340.94x = 312,493,439.01
  5. Step 5: Solve for x
    x = 312,493,439.01/27,340.94
  6. Step 6: Final answer
    x = 11,429.51

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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.