Home / 21,704.32-32,556.54-6,121.94

Finding the Fourth Proportional to 21,704.32, 32,556.54 and 6,121.94

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Solution

The fourth proportional to 21,704.32, 32,556.54 and 6,121.94 is: 9,182.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,704.32 : 32,556.54 = 6,121.94 : x
  2. Step 2: Convert to fraction form
    21,704.32/32,556.54 = 6,121.94/x
  3. Step 3: Cross multiply
    21,704.32x = 32,556.54 × 6,121.94
  4. Step 4: Simplify right side
    21,704.32x = 199,309,184.49
  5. Step 5: Solve for x
    x = 199,309,184.49/21,704.32
  6. Step 6: Final answer
    x = 9,182.93

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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.