Home / 12,408.24-18,594.12-9,273.54

Finding the Fourth Proportional to 12,408.24, 18,594.12 and 9,273.54

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Solution

The fourth proportional to 12,408.24, 18,594.12 and 9,273.54 is: 13,896.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,408.24 : 18,594.12 = 9,273.54 : x
  2. Step 2: Convert to fraction form
    12,408.24/18,594.12 = 9,273.54/x
  3. Step 3: Cross multiply
    12,408.24x = 18,594.12 × 9,273.54
  4. Step 4: Simplify right side
    12,408.24x = 172,433,315.58
  5. Step 5: Solve for x
    x = 172,433,315.58/12,408.24
  6. Step 6: Final answer
    x = 13,896.68

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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.