Home / 12,261.72-18,397.04-6,021.08

Finding the Fourth Proportional to 12,261.72, 18,397.04 and 6,021.08

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Solution

The fourth proportional to 12,261.72, 18,397.04 and 6,021.08 is: 9,033.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,261.72 : 18,397.04 = 6,021.08 : x
  2. Step 2: Convert to fraction form
    12,261.72/18,397.04 = 6,021.08/x
  3. Step 3: Cross multiply
    12,261.72x = 18,397.04 × 6,021.08
  4. Step 4: Simplify right side
    12,261.72x = 110,770,049.60
  5. Step 5: Solve for x
    x = 110,770,049.60/12,261.72
  6. Step 6: Final answer
    x = 9,033.81

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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.