Home / 13,099.34-19,650.18-3,739.19

Finding the Fourth Proportional to 13,099.34, 19,650.18 and 3,739.19

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Solution

The fourth proportional to 13,099.34, 19,650.18 and 3,739.19 is: 5,609.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,099.34 : 19,650.18 = 3,739.19 : x
  2. Step 2: Convert to fraction form
    13,099.34/19,650.18 = 3,739.19/x
  3. Step 3: Cross multiply
    13,099.34x = 19,650.18 × 3,739.19
  4. Step 4: Simplify right side
    13,099.34x = 73,475,658.30
  5. Step 5: Solve for x
    x = 73,475,658.30/13,099.34
  6. Step 6: Final answer
    x = 5,609.11

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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.