Home / 13,336.00-20,005.04-3,975.30

Finding the Fourth Proportional to 13,336.00, 20,005.04 and 3,975.30

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Solution

The fourth proportional to 13,336.00, 20,005.04 and 3,975.30 is: 5,963.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,336.00 : 20,005.04 = 3,975.30 : x
  2. Step 2: Convert to fraction form
    13,336.00/20,005.04 = 3,975.30/x
  3. Step 3: Cross multiply
    13,336.00x = 20,005.04 × 3,975.30
  4. Step 4: Simplify right side
    13,336.00x = 79,526,015.64
  5. Step 5: Solve for x
    x = 79,526,015.64/13,336.00
  6. Step 6: Final answer
    x = 5,963.26

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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.