Home / 12,268.26-18,402.39-4,476.06

Finding the Fourth Proportional to 12,268.26, 18,402.39 and 4,476.06

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Solution

The fourth proportional to 12,268.26, 18,402.39 and 4,476.06 is: 6,714.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,268.26 : 18,402.39 = 4,476.06 : x
  2. Step 2: Convert to fraction form
    12,268.26/18,402.39 = 4,476.06/x
  3. Step 3: Cross multiply
    12,268.26x = 18,402.39 × 4,476.06
  4. Step 4: Simplify right side
    12,268.26x = 82,370,201.78
  5. Step 5: Solve for x
    x = 82,370,201.78/12,268.26
  6. Step 6: Final answer
    x = 6,714.09

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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.