Home / 16,620.90-24,922.80-4,932.60

Finding the Fourth Proportional to 16,620.90, 24,922.80 and 4,932.60

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Solution

The fourth proportional to 16,620.90, 24,922.80 and 4,932.60 is: 7,396.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,620.90 : 24,922.80 = 4,932.60 : x
  2. Step 2: Convert to fraction form
    16,620.90/24,922.80 = 4,932.60/x
  3. Step 3: Cross multiply
    16,620.90x = 24,922.80 × 4,932.60
  4. Step 4: Simplify right side
    16,620.90x = 122,934,203.28
  5. Step 5: Solve for x
    x = 122,934,203.28/16,620.90
  6. Step 6: Final answer
    x = 7,396.36

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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.