Home / 12,004.16-18,006.23-3,239.75

Finding the Fourth Proportional to 12,004.16, 18,006.23 and 3,239.75

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Solution

The fourth proportional to 12,004.16, 18,006.23 and 3,239.75 is: 4,859.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,004.16 : 18,006.23 = 3,239.75 : x
  2. Step 2: Convert to fraction form
    12,004.16/18,006.23 = 3,239.75/x
  3. Step 3: Cross multiply
    12,004.16x = 18,006.23 × 3,239.75
  4. Step 4: Simplify right side
    12,004.16x = 58,335,736.76
  5. Step 5: Solve for x
    x = 58,335,736.76/12,004.16
  6. Step 6: Final answer
    x = 4,859.63

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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.