Home / 15,967.53-23,958.72-8,181.81

Finding the Fourth Proportional to 15,967.53, 23,958.72 and 8,181.81

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Solution

The fourth proportional to 15,967.53, 23,958.72 and 8,181.81 is: 12,276.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,967.53 : 23,958.72 = 8,181.81 : x
  2. Step 2: Convert to fraction form
    15,967.53/23,958.72 = 8,181.81/x
  3. Step 3: Cross multiply
    15,967.53x = 23,958.72 × 8,181.81
  4. Step 4: Simplify right side
    15,967.53x = 196,025,694.88
  5. Step 5: Solve for x
    x = 196,025,694.88/15,967.53
  6. Step 6: Final answer
    x = 12,276.52

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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.