Home / 12,286.02-18,414.57-5,698.32

Finding the Fourth Proportional to 12,286.02, 18,414.57 and 5,698.32

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Solution

The fourth proportional to 12,286.02, 18,414.57 and 5,698.32 is: 8,540.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,286.02 : 18,414.57 = 5,698.32 : x
  2. Step 2: Convert to fraction form
    12,286.02/18,414.57 = 5,698.32/x
  3. Step 3: Cross multiply
    12,286.02x = 18,414.57 × 5,698.32
  4. Step 4: Simplify right side
    12,286.02x = 104,932,112.52
  5. Step 5: Solve for x
    x = 104,932,112.52/12,286.02
  6. Step 6: Final answer
    x = 8,540.77

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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.