Home / 12,675.24-19,012.74-3,441.24

Finding the Fourth Proportional to 12,675.24, 19,012.74 and 3,441.24

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Solution

The fourth proportional to 12,675.24, 19,012.74 and 3,441.24 is: 5,161.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,675.24 : 19,012.74 = 3,441.24 : x
  2. Step 2: Convert to fraction form
    12,675.24/19,012.74 = 3,441.24/x
  3. Step 3: Cross multiply
    12,675.24x = 19,012.74 × 3,441.24
  4. Step 4: Simplify right side
    12,675.24x = 65,427,401.40
  5. Step 5: Solve for x
    x = 65,427,401.40/12,675.24
  6. Step 6: Final answer
    x = 5,161.83

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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.