Home / 12,369.24-18,556.92-3,604.23

Finding the Fourth Proportional to 12,369.24, 18,556.92 and 3,604.23

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Solution

The fourth proportional to 12,369.24, 18,556.92 and 3,604.23 is: 5,407.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,369.24 : 18,556.92 = 3,604.23 : x
  2. Step 2: Convert to fraction form
    12,369.24/18,556.92 = 3,604.23/x
  3. Step 3: Cross multiply
    12,369.24x = 18,556.92 × 3,604.23
  4. Step 4: Simplify right side
    12,369.24x = 66,883,407.77
  5. Step 5: Solve for x
    x = 66,883,407.77/12,369.24
  6. Step 6: Final answer
    x = 5,407.24

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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.