Home / 24,399.22-33,670.89-13,221.22

Finding the Fourth Proportional to 24,399.22, 33,670.89 and 13,221.22

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Solution

The fourth proportional to 24,399.22, 33,670.89 and 13,221.22 is: 18,245.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,399.22 : 33,670.89 = 13,221.22 : x
  2. Step 2: Convert to fraction form
    24,399.22/33,670.89 = 13,221.22/x
  3. Step 3: Cross multiply
    24,399.22x = 33,670.89 × 13,221.22
  4. Step 4: Simplify right side
    24,399.22x = 445,170,244.29
  5. Step 5: Solve for x
    x = 445,170,244.29/24,399.22
  6. Step 6: Final answer
    x = 18,245.27

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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.