Home / 12,584.04-18,865.80-6,336.60

Finding the Fourth Proportional to 12,584.04, 18,865.80 and 6,336.60

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Solution

The fourth proportional to 12,584.04, 18,865.80 and 6,336.60 is: 9,499.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,584.04 : 18,865.80 = 6,336.60 : x
  2. Step 2: Convert to fraction form
    12,584.04/18,865.80 = 6,336.60/x
  3. Step 3: Cross multiply
    12,584.04x = 18,865.80 × 6,336.60
  4. Step 4: Simplify right side
    12,584.04x = 119,545,028.28
  5. Step 5: Solve for x
    x = 119,545,028.28/12,584.04
  6. Step 6: Final answer
    x = 9,499.73

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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.