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Finding the Fourth Proportional to 36,384.78, 50,211.81 and 22,245.42

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Solution

The fourth proportional to 36,384.78, 50,211.81 and 22,245.42 is: 30,699.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,384.78 : 50,211.81 = 22,245.42 : x
  2. Step 2: Convert to fraction form
    36,384.78/50,211.81 = 22,245.42/x
  3. Step 3: Cross multiply
    36,384.78x = 50,211.81 × 22,245.42
  4. Step 4: Simplify right side
    36,384.78x = 1,116,982,802.41
  5. Step 5: Solve for x
    x = 1,116,982,802.41/36,384.78
  6. Step 6: Final answer
    x = 30,699.18

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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.