Home / 22,291.03-30,760.53-13,343.44

Finding the Fourth Proportional to 22,291.03, 30,760.53 and 13,343.44

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Solution

The fourth proportional to 22,291.03, 30,760.53 and 13,343.44 is: 18,413.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,291.03 : 30,760.53 = 13,343.44 : x
  2. Step 2: Convert to fraction form
    22,291.03/30,760.53 = 13,343.44/x
  3. Step 3: Cross multiply
    22,291.03x = 30,760.53 × 13,343.44
  4. Step 4: Simplify right side
    22,291.03x = 410,451,286.42
  5. Step 5: Solve for x
    x = 410,451,286.42/22,291.03
  6. Step 6: Final answer
    x = 18,413.29

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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.