Home / 27,684.56-41,542.20-20,304.08

Finding the Fourth Proportional to 27,684.56, 41,542.20 and 20,304.08

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Solution

The fourth proportional to 27,684.56, 41,542.20 and 20,304.08 is: 30,467.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,684.56 : 41,542.20 = 20,304.08 : x
  2. Step 2: Convert to fraction form
    27,684.56/41,542.20 = 20,304.08/x
  3. Step 3: Cross multiply
    27,684.56x = 41,542.20 × 20,304.08
  4. Step 4: Simplify right side
    27,684.56x = 843,476,152.18
  5. Step 5: Solve for x
    x = 843,476,152.18/27,684.56
  6. Step 6: Final answer
    x = 30,467.39

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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.