Home / 18,494.09-27,745.80-5,346.38

Finding the Fourth Proportional to 18,494.09, 27,745.80 and 5,346.38

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Solution

The fourth proportional to 18,494.09, 27,745.80 and 5,346.38 is: 8,020.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,494.09 : 27,745.80 = 5,346.38 : x
  2. Step 2: Convert to fraction form
    18,494.09/27,745.80 = 5,346.38/x
  3. Step 3: Cross multiply
    18,494.09x = 27,745.80 × 5,346.38
  4. Step 4: Simplify right side
    18,494.09x = 148,339,590.20
  5. Step 5: Solve for x
    x = 148,339,590.20/18,494.09
  6. Step 6: Final answer
    x = 8,020.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.