Home / 27,388.70-37,796.60-17,321.48

Finding the Fourth Proportional to 27,388.70, 37,796.60 and 17,321.48

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Solution

The fourth proportional to 27,388.70, 37,796.60 and 17,321.48 is: 23,903.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,388.70 : 37,796.60 = 17,321.48 : x
  2. Step 2: Convert to fraction form
    27,388.70/37,796.60 = 17,321.48/x
  3. Step 3: Cross multiply
    27,388.70x = 37,796.60 × 17,321.48
  4. Step 4: Simplify right side
    27,388.70x = 654,692,964.36
  5. Step 5: Solve for x
    x = 654,692,964.36/27,388.70
  6. Step 6: Final answer
    x = 23,903.76

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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.