Home / 34,448.21-51,672.60-9,489.64

Finding the Fourth Proportional to 34,448.21, 51,672.60 and 9,489.64

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Solution

The fourth proportional to 34,448.21, 51,672.60 and 9,489.64 is: 14,234.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,448.21 : 51,672.60 = 9,489.64 : x
  2. Step 2: Convert to fraction form
    34,448.21/51,672.60 = 9,489.64/x
  3. Step 3: Cross multiply
    34,448.21x = 51,672.60 × 9,489.64
  4. Step 4: Simplify right side
    34,448.21x = 490,354,371.86
  5. Step 5: Solve for x
    x = 490,354,371.86/34,448.21
  6. Step 6: Final answer
    x = 14,234.54

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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.