Home / 22,213.66-33,325.16-6,418.66

Finding the Fourth Proportional to 22,213.66, 33,325.16 and 6,418.66

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Solution

The fourth proportional to 22,213.66, 33,325.16 and 6,418.66 is: 9,629.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,213.66 : 33,325.16 = 6,418.66 : x
  2. Step 2: Convert to fraction form
    22,213.66/33,325.16 = 6,418.66/x
  3. Step 3: Cross multiply
    22,213.66x = 33,325.16 × 6,418.66
  4. Step 4: Simplify right side
    22,213.66x = 213,902,871.49
  5. Step 5: Solve for x
    x = 213,902,871.49/22,213.66
  6. Step 6: Final answer
    x = 9,629.34

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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.