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Finding the Fourth Proportional to 24,190.84, 36,278.58 and 7,771

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Solution

The fourth proportional to 24,190.84, 36,278.58 and 7,771 is: 11,654.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,190.84 : 36,278.58 = 7,771 : x
  2. Step 2: Convert to fraction form
    24,190.84/36,278.58 = 7,771/x
  3. Step 3: Cross multiply
    24,190.84x = 36,278.58 × 7,771
  4. Step 4: Simplify right side
    24,190.84x = 281,920,845.18
  5. Step 5: Solve for x
    x = 281,920,845.18/24,190.84
  6. Step 6: Final answer
    x = 11,654.03

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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.