Home / 27,120.52-37,427.46-15,183.88

Finding the Fourth Proportional to 27,120.52, 37,427.46 and 15,183.88

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Solution

The fourth proportional to 27,120.52, 37,427.46 and 15,183.88 is: 20,954.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,120.52 : 37,427.46 = 15,183.88 : x
  2. Step 2: Convert to fraction form
    27,120.52/37,427.46 = 15,183.88/x
  3. Step 3: Cross multiply
    27,120.52x = 37,427.46 × 15,183.88
  4. Step 4: Simplify right side
    27,120.52x = 568,294,061.34
  5. Step 5: Solve for x
    x = 568,294,061.34/27,120.52
  6. Step 6: Final answer
    x = 20,954.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.