Home / 12,237.03-18,346.54-3,912.24

Finding the Fourth Proportional to 12,237.03, 18,346.54 and 3,912.24

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Solution

The fourth proportional to 12,237.03, 18,346.54 and 3,912.24 is: 5,865.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,237.03 : 18,346.54 = 3,912.24 : x
  2. Step 2: Convert to fraction form
    12,237.03/18,346.54 = 3,912.24/x
  3. Step 3: Cross multiply
    12,237.03x = 18,346.54 × 3,912.24
  4. Step 4: Simplify right side
    12,237.03x = 71,776,067.65
  5. Step 5: Solve for x
    x = 71,776,067.65/12,237.03
  6. Step 6: Final answer
    x = 5,865.48

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1.5x scale

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.