Home / 27,923.04-41,880.24-18,131.76

Finding the Fourth Proportional to 27,923.04, 41,880.24 and 18,131.76

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Solution

The fourth proportional to 27,923.04, 41,880.24 and 18,131.76 is: 27,194.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,923.04 : 41,880.24 = 18,131.76 : x
  2. Step 2: Convert to fraction form
    27,923.04/41,880.24 = 18,131.76/x
  3. Step 3: Cross multiply
    27,923.04x = 41,880.24 × 18,131.76
  4. Step 4: Simplify right side
    27,923.04x = 759,362,460.42
  5. Step 5: Solve for x
    x = 759,362,460.42/27,923.04
  6. Step 6: Final answer
    x = 27,194.83

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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.