Home / 18,544.20-27,816.30-15,373.05

Finding the Fourth Proportional to 18,544.20, 27,816.30 and 15,373.05

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Solution

The fourth proportional to 18,544.20, 27,816.30 and 15,373.05 is: 23,059.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,544.20 : 27,816.30 = 15,373.05 : x
  2. Step 2: Convert to fraction form
    18,544.20/27,816.30 = 15,373.05/x
  3. Step 3: Cross multiply
    18,544.20x = 27,816.30 × 15,373.05
  4. Step 4: Simplify right side
    18,544.20x = 427,621,370.72
  5. Step 5: Solve for x
    x = 427,621,370.72/18,544.20
  6. Step 6: Final answer
    x = 23,059.58

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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.