Home / 27,881-41,835.84-18,527.48

Finding the Fourth Proportional to 27,881, 41,835.84 and 18,527.48

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Solution

The fourth proportional to 27,881, 41,835.84 and 18,527.48 is: 27,800.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,881 : 41,835.84 = 18,527.48 : x
  2. Step 2: Convert to fraction form
    27,881/41,835.84 = 18,527.48/x
  3. Step 3: Cross multiply
    27,881x = 41,835.84 × 18,527.48
  4. Step 4: Simplify right side
    27,881x = 775,112,688.88
  5. Step 5: Solve for x
    x = 775,112,688.88/27,881
  6. Step 6: Final answer
    x = 27,800.75

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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.