Home / 12,243.06-18,371.85-4,452.48

Finding the Fourth Proportional to 12,243.06, 18,371.85 and 4,452.48

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Solution

The fourth proportional to 12,243.06, 18,371.85 and 4,452.48 is: 6,681.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,243.06 : 18,371.85 = 4,452.48 : x
  2. Step 2: Convert to fraction form
    12,243.06/18,371.85 = 4,452.48/x
  3. Step 3: Cross multiply
    12,243.06x = 18,371.85 × 4,452.48
  4. Step 4: Simplify right side
    12,243.06x = 81,800,294.69
  5. Step 5: Solve for x
    x = 81,800,294.69/12,243.06
  6. Step 6: Final answer
    x = 6,681.36

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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.