Home / 12,235.37-16,884.60-7,453.58

Finding the Fourth Proportional to 12,235.37, 16,884.60 and 7,453.58

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Solution

The fourth proportional to 12,235.37, 16,884.60 and 7,453.58 is: 10,285.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,235.37 : 16,884.60 = 7,453.58 : x
  2. Step 2: Convert to fraction form
    12,235.37/16,884.60 = 7,453.58/x
  3. Step 3: Cross multiply
    12,235.37x = 16,884.60 × 7,453.58
  4. Step 4: Simplify right side
    12,235.37x = 125,850,716.87
  5. Step 5: Solve for x
    x = 125,850,716.87/12,235.37
  6. Step 6: Final answer
    x = 10,285.81

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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.