Home / 13,161.02-19,738.62-3,799.00

Finding the Fourth Proportional to 13,161.02, 19,738.62 and 3,799.00

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Solution

The fourth proportional to 13,161.02, 19,738.62 and 3,799.00 is: 5,697.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,161.02 : 19,738.62 = 3,799.00 : x
  2. Step 2: Convert to fraction form
    13,161.02/19,738.62 = 3,799.00/x
  3. Step 3: Cross multiply
    13,161.02x = 19,738.62 × 3,799.00
  4. Step 4: Simplify right side
    13,161.02x = 74,987,040.05
  5. Step 5: Solve for x
    x = 74,987,040.05/13,161.02
  6. Step 6: Final answer
    x = 5,697.66

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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.