Home / 27,677.70-41,518.58-7,956.43

Finding the Fourth Proportional to 27,677.70, 41,518.58 and 7,956.43

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Solution

The fourth proportional to 27,677.70, 41,518.58 and 7,956.43 is: 11,935.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,677.70 : 41,518.58 = 7,956.43 : x
  2. Step 2: Convert to fraction form
    27,677.70/41,518.58 = 7,956.43/x
  3. Step 3: Cross multiply
    27,677.70x = 41,518.58 × 7,956.43
  4. Step 4: Simplify right side
    27,677.70x = 330,339,531.89
  5. Step 5: Solve for x
    x = 330,339,531.89/27,677.70
  6. Step 6: Final answer
    x = 11,935.22

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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.