Home / 27,388.31-37,789.44-16,632.87

Finding the Fourth Proportional to 27,388.31, 37,789.44 and 16,632.87

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Solution

The fourth proportional to 27,388.31, 37,789.44 and 16,632.87 is: 22,949.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,388.31 : 37,789.44 = 16,632.87 : x
  2. Step 2: Convert to fraction form
    27,388.31/37,789.44 = 16,632.87/x
  3. Step 3: Cross multiply
    27,388.31x = 37,789.44 × 16,632.87
  4. Step 4: Simplify right side
    27,388.31x = 628,546,842.89
  5. Step 5: Solve for x
    x = 628,546,842.89/27,388.31
  6. Step 6: Final answer
    x = 22,949.46

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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.