Home / 27,288.96-40,949.24-11,492.88

Finding the Fourth Proportional to 27,288.96, 40,949.24 and 11,492.88

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Solution

The fourth proportional to 27,288.96, 40,949.24 and 11,492.88 is: 17,245.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,288.96 : 40,949.24 = 11,492.88 : x
  2. Step 2: Convert to fraction form
    27,288.96/40,949.24 = 11,492.88/x
  3. Step 3: Cross multiply
    27,288.96x = 40,949.24 × 11,492.88
  4. Step 4: Simplify right side
    27,288.96x = 470,624,643.95
  5. Step 5: Solve for x
    x = 470,624,643.95/27,288.96
  6. Step 6: Final answer
    x = 17,245.97

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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.