Home / 19,698.52-27,183.09-10,745.86

Finding the Fourth Proportional to 19,698.52, 27,183.09 and 10,745.86

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Solution

The fourth proportional to 19,698.52, 27,183.09 and 10,745.86 is: 14,828.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,698.52 : 27,183.09 = 10,745.86 : x
  2. Step 2: Convert to fraction form
    19,698.52/27,183.09 = 10,745.86/x
  3. Step 3: Cross multiply
    19,698.52x = 27,183.09 × 10,745.86
  4. Step 4: Simplify right side
    19,698.52x = 292,105,679.51
  5. Step 5: Solve for x
    x = 292,105,679.51/19,698.52
  6. Step 6: Final answer
    x = 14,828.81

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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.