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Finding the Fourth Proportional to 34,659.83, 51,991.72 and 10,968.03

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Solution

The fourth proportional to 34,659.83, 51,991.72 and 10,968.03 is: 16,452.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,659.83 : 51,991.72 = 10,968.03 : x
  2. Step 2: Convert to fraction form
    34,659.83/51,991.72 = 10,968.03/x
  3. Step 3: Cross multiply
    34,659.83x = 51,991.72 × 10,968.03
  4. Step 4: Simplify right side
    34,659.83x = 570,246,717.29
  5. Step 5: Solve for x
    x = 570,246,717.29/34,659.83
  6. Step 6: Final answer
    x = 16,452.67

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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.