Home / 18,541.44-27,811.70-5,393.93

Finding the Fourth Proportional to 18,541.44, 27,811.70 and 5,393.93

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Solution

The fourth proportional to 18,541.44, 27,811.70 and 5,393.93 is: 8,090.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,541.44 : 27,811.70 = 5,393.93 : x
  2. Step 2: Convert to fraction form
    18,541.44/27,811.70 = 5,393.93/x
  3. Step 3: Cross multiply
    18,541.44x = 27,811.70 × 5,393.93
  4. Step 4: Simplify right side
    18,541.44x = 150,014,247.52
  5. Step 5: Solve for x
    x = 150,014,247.52/18,541.44
  6. Step 6: Final answer
    x = 8,090.75

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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.