Home / 10,954.73-16,431.84-7,435.95

Finding the Fourth Proportional to 10,954.73, 16,431.84 and 7,435.95

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Solution

The fourth proportional to 10,954.73, 16,431.84 and 7,435.95 is: 11,153.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,954.73 : 16,431.84 = 7,435.95 : x
  2. Step 2: Convert to fraction form
    10,954.73/16,431.84 = 7,435.95/x
  3. Step 3: Cross multiply
    10,954.73x = 16,431.84 × 7,435.95
  4. Step 4: Simplify right side
    10,954.73x = 122,186,340.65
  5. Step 5: Solve for x
    x = 122,186,340.65/10,954.73
  6. Step 6: Final answer
    x = 11,153.76

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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.