Home / 27,563.63-41,219.28-20,548.42

Finding the Fourth Proportional to 27,563.63, 41,219.28 and 20,548.42

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Solution

The fourth proportional to 27,563.63, 41,219.28 and 20,548.42 is: 30,728.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,563.63 : 41,219.28 = 20,548.42 : x
  2. Step 2: Convert to fraction form
    27,563.63/41,219.28 = 20,548.42/x
  3. Step 3: Cross multiply
    27,563.63x = 41,219.28 × 20,548.42
  4. Step 4: Simplify right side
    27,563.63x = 846,990,974.49
  5. Step 5: Solve for x
    x = 846,990,974.49/27,563.63
  6. Step 6: Final answer
    x = 30,728.58

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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.