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Finding the Fourth Proportional to 22,622.58, 33,924.96 and 6,822.72

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Solution

The fourth proportional to 22,622.58, 33,924.96 and 6,822.72 is: 10,231.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,622.58 : 33,924.96 = 6,822.72 : x
  2. Step 2: Convert to fraction form
    22,622.58/33,924.96 = 6,822.72/x
  3. Step 3: Cross multiply
    22,622.58x = 33,924.96 × 6,822.72
  4. Step 4: Simplify right side
    22,622.58x = 231,460,503.09
  5. Step 5: Solve for x
    x = 231,460,503.09/22,622.58
  6. Step 6: Final answer
    x = 10,231.39

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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.