Home / 11,739.24-17,607.30-4,242.03

Finding the Fourth Proportional to 11,739.24, 17,607.30 and 4,242.03

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Solution

The fourth proportional to 11,739.24, 17,607.30 and 4,242.03 is: 6,362.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,739.24 : 17,607.30 = 4,242.03 : x
  2. Step 2: Convert to fraction form
    11,739.24/17,607.30 = 4,242.03/x
  3. Step 3: Cross multiply
    11,739.24x = 17,607.30 × 4,242.03
  4. Step 4: Simplify right side
    11,739.24x = 74,690,694.82
  5. Step 5: Solve for x
    x = 74,690,694.82/11,739.24
  6. Step 6: Final answer
    x = 6,362.48

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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.