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Finding the Fourth Proportional to 22,604.86, 33,905.93 and 10,121.54

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Solution

The fourth proportional to 22,604.86, 33,905.93 and 10,121.54 is: 15,181.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,604.86 : 33,905.93 = 10,121.54 : x
  2. Step 2: Convert to fraction form
    22,604.86/33,905.93 = 10,121.54/x
  3. Step 3: Cross multiply
    22,604.86x = 33,905.93 × 10,121.54
  4. Step 4: Simplify right side
    22,604.86x = 343,180,035.06
  5. Step 5: Solve for x
    x = 343,180,035.06/22,604.86
  6. Step 6: Final answer
    x = 15,181.69

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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.