Home / 27,362.97-37,760.39-15,426.32

Finding the Fourth Proportional to 27,362.97, 37,760.39 and 15,426.32

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Solution

The fourth proportional to 27,362.97, 37,760.39 and 15,426.32 is: 21,288.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,362.97 : 37,760.39 = 15,426.32 : x
  2. Step 2: Convert to fraction form
    27,362.97/37,760.39 = 15,426.32/x
  3. Step 3: Cross multiply
    27,362.97x = 37,760.39 × 15,426.32
  4. Step 4: Simplify right side
    27,362.97x = 582,503,670.66
  5. Step 5: Solve for x
    x = 582,503,670.66/27,362.97
  6. Step 6: Final answer
    x = 21,288.03

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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.