Home / 27,960.24-41,940.36-19,168.50

Finding the Fourth Proportional to 27,960.24, 41,940.36 and 19,168.50

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Solution

The fourth proportional to 27,960.24, 41,940.36 and 19,168.50 is: 28,752.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,960.24 : 41,940.36 = 19,168.50 : x
  2. Step 2: Convert to fraction form
    27,960.24/41,940.36 = 19,168.50/x
  3. Step 3: Cross multiply
    27,960.24x = 41,940.36 × 19,168.50
  4. Step 4: Simplify right side
    27,960.24x = 803,933,790.66
  5. Step 5: Solve for x
    x = 803,933,790.66/27,960.24
  6. Step 6: Final answer
    x = 28,752.75

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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.