Home / 12,268.44-18,402.96-4,477.25

Finding the Fourth Proportional to 12,268.44, 18,402.96 and 4,477.25

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Solution

The fourth proportional to 12,268.44, 18,402.96 and 4,477.25 is: 6,715.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,268.44 : 18,402.96 = 4,477.25 : x
  2. Step 2: Convert to fraction form
    12,268.44/18,402.96 = 4,477.25/x
  3. Step 3: Cross multiply
    12,268.44x = 18,402.96 × 4,477.25
  4. Step 4: Simplify right side
    12,268.44x = 82,394,652.66
  5. Step 5: Solve for x
    x = 82,394,652.66/12,268.44
  6. Step 6: Final answer
    x = 6,715.98

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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.