Home / 13,203.02-19,807.62-3,843.25

Finding the Fourth Proportional to 13,203.02, 19,807.62 and 3,843.25

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Solution

The fourth proportional to 13,203.02, 19,807.62 and 3,843.25 is: 5,765.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,203.02 : 19,807.62 = 3,843.25 : x
  2. Step 2: Convert to fraction form
    13,203.02/19,807.62 = 3,843.25/x
  3. Step 3: Cross multiply
    13,203.02x = 19,807.62 × 3,843.25
  4. Step 4: Simplify right side
    13,203.02x = 76,125,635.57
  5. Step 5: Solve for x
    x = 76,125,635.57/13,203.02
  6. Step 6: Final answer
    x = 5,765.77

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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.