Home / 27,822.20-41,733.30-7,045.70

Finding the Fourth Proportional to 27,822.20, 41,733.30 and 7,045.70

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Solution

The fourth proportional to 27,822.20, 41,733.30 and 7,045.70 is: 10,568.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,822.20 : 41,733.30 = 7,045.70 : x
  2. Step 2: Convert to fraction form
    27,822.20/41,733.30 = 7,045.70/x
  3. Step 3: Cross multiply
    27,822.20x = 41,733.30 × 7,045.70
  4. Step 4: Simplify right side
    27,822.20x = 294,040,311.81
  5. Step 5: Solve for x
    x = 294,040,311.81/27,822.20
  6. Step 6: Final answer
    x = 10,568.55

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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.