Home / 12,246.03-16,907.64-9,408.33

Finding the Fourth Proportional to 12,246.03, 16,907.64 and 9,408.33

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Solution

The fourth proportional to 12,246.03, 16,907.64 and 9,408.33 is: 12,989.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,246.03 : 16,907.64 = 9,408.33 : x
  2. Step 2: Convert to fraction form
    12,246.03/16,907.64 = 9,408.33/x
  3. Step 3: Cross multiply
    12,246.03x = 16,907.64 × 9,408.33
  4. Step 4: Simplify right side
    12,246.03x = 159,072,656.64
  5. Step 5: Solve for x
    x = 159,072,656.64/12,246.03
  6. Step 6: Final answer
    x = 12,989.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.