Home / 12,274.38-18,417.03-4,481.37

Finding the Fourth Proportional to 12,274.38, 18,417.03 and 4,481.37

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Solution

The fourth proportional to 12,274.38, 18,417.03 and 4,481.37 is: 6,724.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,274.38 : 18,417.03 = 4,481.37 : x
  2. Step 2: Convert to fraction form
    12,274.38/18,417.03 = 4,481.37/x
  3. Step 3: Cross multiply
    12,274.38x = 18,417.03 × 4,481.37
  4. Step 4: Simplify right side
    12,274.38x = 82,533,525.73
  5. Step 5: Solve for x
    x = 82,533,525.73/12,274.38
  6. Step 6: Final answer
    x = 6,724.05

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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.