Home / 22,704.44-31,327.43-13,271.18

Finding the Fourth Proportional to 22,704.44, 31,327.43 and 13,271.18

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Solution

The fourth proportional to 22,704.44, 31,327.43 and 13,271.18 is: 18,311.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,704.44 : 31,327.43 = 13,271.18 : x
  2. Step 2: Convert to fraction form
    22,704.44/31,327.43 = 13,271.18/x
  3. Step 3: Cross multiply
    22,704.44x = 31,327.43 × 13,271.18
  4. Step 4: Simplify right side
    22,704.44x = 415,751,739.47
  5. Step 5: Solve for x
    x = 415,751,739.47/22,704.44
  6. Step 6: Final answer
    x = 18,311.48

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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.