Home / 19,698.06-27,183.71-10,745.90

Finding the Fourth Proportional to 19,698.06, 27,183.71 and 10,745.90

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Solution

The fourth proportional to 19,698.06, 27,183.71 and 10,745.90 is: 14,829.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,698.06 : 27,183.71 = 10,745.90 : x
  2. Step 2: Convert to fraction form
    19,698.06/27,183.71 = 10,745.90/x
  3. Step 3: Cross multiply
    19,698.06x = 27,183.71 × 10,745.90
  4. Step 4: Simplify right side
    19,698.06x = 292,113,239.64
  5. Step 5: Solve for x
    x = 292,113,239.64/19,698.06
  6. Step 6: Final answer
    x = 14,829.54

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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.