Home / 27,808.79-41,712.83-6,749

Finding the Fourth Proportional to 27,808.79, 41,712.83 and 6,749

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Solution

The fourth proportional to 27,808.79, 41,712.83 and 6,749 is: 10,123.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,808.79 : 41,712.83 = 6,749 : x
  2. Step 2: Convert to fraction form
    27,808.79/41,712.83 = 6,749/x
  3. Step 3: Cross multiply
    27,808.79x = 41,712.83 × 6,749
  4. Step 4: Simplify right side
    27,808.79x = 281,519,889.67
  5. Step 5: Solve for x
    x = 281,519,889.67/27,808.79
  6. Step 6: Final answer
    x = 10,123.42

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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.