Home / 27,823.06-38,394.56-15,247.54

Finding the Fourth Proportional to 27,823.06, 38,394.56 and 15,247.54

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Solution

The fourth proportional to 27,823.06, 38,394.56 and 15,247.54 is: 21,040.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,823.06 : 38,394.56 = 15,247.54 : x
  2. Step 2: Convert to fraction form
    27,823.06/38,394.56 = 15,247.54/x
  3. Step 3: Cross multiply
    27,823.06x = 38,394.56 × 15,247.54
  4. Step 4: Simplify right side
    27,823.06x = 585,422,589.38
  5. Step 5: Solve for x
    x = 585,422,589.38/27,823.06
  6. Step 6: Final answer
    x = 21,040.91

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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.