Home / 27,067.30-37,355.03-15,585.79

Finding the Fourth Proportional to 27,067.30, 37,355.03 and 15,585.79

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Solution

The fourth proportional to 27,067.30, 37,355.03 and 15,585.79 is: 21,509.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,067.30 : 37,355.03 = 15,585.79 : x
  2. Step 2: Convert to fraction form
    27,067.30/37,355.03 = 15,585.79/x
  3. Step 3: Cross multiply
    27,067.30x = 37,355.03 × 15,585.79
  4. Step 4: Simplify right side
    27,067.30x = 582,207,785.38
  5. Step 5: Solve for x
    x = 582,207,785.38/27,067.30
  6. Step 6: Final answer
    x = 21,509.64

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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.