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Finding the Fourth Proportional to 24,474.44, 36,706.80 and 11,989.10

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Solution

The fourth proportional to 24,474.44, 36,706.80 and 11,989.10 is: 17,981.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,474.44 : 36,706.80 = 11,989.10 : x
  2. Step 2: Convert to fraction form
    24,474.44/36,706.80 = 11,989.10/x
  3. Step 3: Cross multiply
    24,474.44x = 36,706.80 × 11,989.10
  4. Step 4: Simplify right side
    24,474.44x = 440,081,495.88
  5. Step 5: Solve for x
    x = 440,081,495.88/24,474.44
  6. Step 6: Final answer
    x = 17,981.27

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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.