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Finding the Fourth Proportional to 22,442.76, 33,664.23 and 6,860.34

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Solution

The fourth proportional to 22,442.76, 33,664.23 and 6,860.34 is: 10,290.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,442.76 : 33,664.23 = 6,860.34 : x
  2. Step 2: Convert to fraction form
    22,442.76/33,664.23 = 6,860.34/x
  3. Step 3: Cross multiply
    22,442.76x = 33,664.23 × 6,860.34
  4. Step 4: Simplify right side
    22,442.76x = 230,948,063.64
  5. Step 5: Solve for x
    x = 230,948,063.64/22,442.76
  6. Step 6: Final answer
    x = 10,290.54

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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.