Home / 27,410.70-41,112.87-7,690.95

Finding the Fourth Proportional to 27,410.70, 41,112.87 and 7,690.95

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Solution

The fourth proportional to 27,410.70, 41,112.87 and 7,690.95 is: 11,535.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,410.70 : 41,112.87 = 7,690.95 : x
  2. Step 2: Convert to fraction form
    27,410.70/41,112.87 = 7,690.95/x
  3. Step 3: Cross multiply
    27,410.70x = 41,112.87 × 7,690.95
  4. Step 4: Simplify right side
    27,410.70x = 316,196,998.69
  5. Step 5: Solve for x
    x = 316,196,998.69/27,410.70
  6. Step 6: Final answer
    x = 11,535.53

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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.