Home / 12,255.59-18,383.44-4,464.40

Finding the Fourth Proportional to 12,255.59, 18,383.44 and 4,464.40

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Solution

The fourth proportional to 12,255.59, 18,383.44 and 4,464.40 is: 6,696.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,255.59 : 18,383.44 = 4,464.40 : x
  2. Step 2: Convert to fraction form
    12,255.59/18,383.44 = 4,464.40/x
  3. Step 3: Cross multiply
    12,255.59x = 18,383.44 × 4,464.40
  4. Step 4: Simplify right side
    12,255.59x = 82,071,029.54
  5. Step 5: Solve for x
    x = 82,071,029.54/12,255.59
  6. Step 6: Final answer
    x = 6,696.62

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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.