Home / 18,576.37-27,816.95-10,247.13

Finding the Fourth Proportional to 18,576.37, 27,816.95 and 10,247.13

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Solution

The fourth proportional to 18,576.37, 27,816.95 and 10,247.13 is: 15,344.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,576.37 : 27,816.95 = 10,247.13 : x
  2. Step 2: Convert to fraction form
    18,576.37/27,816.95 = 10,247.13/x
  3. Step 3: Cross multiply
    18,576.37x = 27,816.95 × 10,247.13
  4. Step 4: Simplify right side
    18,576.37x = 285,043,902.85
  5. Step 5: Solve for x
    x = 285,043,902.85/18,576.37
  6. Step 6: Final answer
    x = 15,344.44

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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.