Home / 15,642.87-23,464.34-3,796.60

Finding the Fourth Proportional to 15,642.87, 23,464.34 and 3,796.60

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Solution

The fourth proportional to 15,642.87, 23,464.34 and 3,796.60 is: 5,694.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,642.87 : 23,464.34 = 3,796.60 : x
  2. Step 2: Convert to fraction form
    15,642.87/23,464.34 = 3,796.60/x
  3. Step 3: Cross multiply
    15,642.87x = 23,464.34 × 3,796.60
  4. Step 4: Simplify right side
    15,642.87x = 89,084,638.52
  5. Step 5: Solve for x
    x = 89,084,638.52/15,642.87
  6. Step 6: Final answer
    x = 5,694.90

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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.