Home / 13,192.24-19,783.80-3,829.72

Finding the Fourth Proportional to 13,192.24, 19,783.80 and 3,829.72

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Solution

The fourth proportional to 13,192.24, 19,783.80 and 3,829.72 is: 5,743.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,192.24 : 19,783.80 = 3,829.72 : x
  2. Step 2: Convert to fraction form
    13,192.24/19,783.80 = 3,829.72/x
  3. Step 3: Cross multiply
    13,192.24x = 19,783.80 × 3,829.72
  4. Step 4: Simplify right side
    13,192.24x = 75,766,365.08
  5. Step 5: Solve for x
    x = 75,766,365.08/13,192.24
  6. Step 6: Final answer
    x = 5,743.25

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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.