Home / 18,173.46-27,240.75-9,399.54

Finding the Fourth Proportional to 18,173.46, 27,240.75 and 9,399.54

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Solution

The fourth proportional to 18,173.46, 27,240.75 and 9,399.54 is: 14,089.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,173.46 : 27,240.75 = 9,399.54 : x
  2. Step 2: Convert to fraction form
    18,173.46/27,240.75 = 9,399.54/x
  3. Step 3: Cross multiply
    18,173.46x = 27,240.75 × 9,399.54
  4. Step 4: Simplify right side
    18,173.46x = 256,050,519.26
  5. Step 5: Solve for x
    x = 256,050,519.26/18,173.46
  6. Step 6: Final answer
    x = 14,089.26

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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.