Home / 12,668.24-19,004.41-3,903.16

Finding the Fourth Proportional to 12,668.24, 19,004.41 and 3,903.16

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Solution

The fourth proportional to 12,668.24, 19,004.41 and 3,903.16 is: 5,855.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,668.24 : 19,004.41 = 3,903.16 : x
  2. Step 2: Convert to fraction form
    12,668.24/19,004.41 = 3,903.16/x
  3. Step 3: Cross multiply
    12,668.24x = 19,004.41 × 3,903.16
  4. Step 4: Simplify right side
    12,668.24x = 74,177,252.94
  5. Step 5: Solve for x
    x = 74,177,252.94/12,668.24
  6. Step 6: Final answer
    x = 5,855.37

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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.