Home / 27,173.15-37,481.68-19,630.56

Finding the Fourth Proportional to 27,173.15, 37,481.68 and 19,630.56

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Solution

The fourth proportional to 27,173.15, 37,481.68 and 19,630.56 is: 27,077.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,173.15 : 37,481.68 = 19,630.56 : x
  2. Step 2: Convert to fraction form
    27,173.15/37,481.68 = 19,630.56/x
  3. Step 3: Cross multiply
    27,173.15x = 37,481.68 × 19,630.56
  4. Step 4: Simplify right side
    27,173.15x = 735,786,533.24
  5. Step 5: Solve for x
    x = 735,786,533.24/27,173.15
  6. Step 6: Final answer
    x = 27,077.71

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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.