Home / 13,209.44-19,803.24-6,185.84

Finding the Fourth Proportional to 13,209.44, 19,803.24 and 6,185.84

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Solution

The fourth proportional to 13,209.44, 19,803.24 and 6,185.84 is: 9,273.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,209.44 : 19,803.24 = 6,185.84 : x
  2. Step 2: Convert to fraction form
    13,209.44/19,803.24 = 6,185.84/x
  3. Step 3: Cross multiply
    13,209.44x = 19,803.24 × 6,185.84
  4. Step 4: Simplify right side
    13,209.44x = 122,499,674.12
  5. Step 5: Solve for x
    x = 122,499,674.12/13,209.44
  6. Step 6: Final answer
    x = 9,273.65

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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.