Home / 27,757.22-41,635.80-6,980.72

Finding the Fourth Proportional to 27,757.22, 41,635.80 and 6,980.72

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Solution

The fourth proportional to 27,757.22, 41,635.80 and 6,980.72 is: 10,471.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,757.22 : 41,635.80 = 6,980.72 : x
  2. Step 2: Convert to fraction form
    27,757.22/41,635.80 = 6,980.72/x
  3. Step 3: Cross multiply
    27,757.22x = 41,635.80 × 6,980.72
  4. Step 4: Simplify right side
    27,757.22x = 290,647,861.78
  5. Step 5: Solve for x
    x = 290,647,861.78/27,757.22
  6. Step 6: Final answer
    x = 10,471.07

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1.5x scale

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.