Home / 27,464.56-37,906.56-15,528.04

Finding the Fourth Proportional to 27,464.56, 37,906.56 and 15,528.04

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Solution

The fourth proportional to 27,464.56, 37,906.56 and 15,528.04 is: 21,431.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,464.56 : 37,906.56 = 15,528.04 : x
  2. Step 2: Convert to fraction form
    27,464.56/37,906.56 = 15,528.04/x
  3. Step 3: Cross multiply
    27,464.56x = 37,906.56 × 15,528.04
  4. Step 4: Simplify right side
    27,464.56x = 588,614,579.94
  5. Step 5: Solve for x
    x = 588,614,579.94/27,464.56
  6. Step 6: Final answer
    x = 21,431.79

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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.