Home / 15,441.31-23,161.77-3,754.54

Finding the Fourth Proportional to 15,441.31, 23,161.77 and 3,754.54

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Solution

The fourth proportional to 15,441.31, 23,161.77 and 3,754.54 is: 5,631.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,441.31 : 23,161.77 = 3,754.54 : x
  2. Step 2: Convert to fraction form
    15,441.31/23,161.77 = 3,754.54/x
  3. Step 3: Cross multiply
    15,441.31x = 23,161.77 × 3,754.54
  4. Step 4: Simplify right side
    15,441.31x = 86,961,791.94
  5. Step 5: Solve for x
    x = 86,961,791.94/15,441.31
  6. Step 6: Final answer
    x = 5,631.76

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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.