Home / 13,039.96-19,559.94-3,179.32

Finding the Fourth Proportional to 13,039.96, 19,559.94 and 3,179.32

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Solution

The fourth proportional to 13,039.96, 19,559.94 and 3,179.32 is: 4,768.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,039.96 : 19,559.94 = 3,179.32 : x
  2. Step 2: Convert to fraction form
    13,039.96/19,559.94 = 3,179.32/x
  3. Step 3: Cross multiply
    13,039.96x = 19,559.94 × 3,179.32
  4. Step 4: Simplify right side
    13,039.96x = 62,187,308.44
  5. Step 5: Solve for x
    x = 62,187,308.44/13,039.96
  6. Step 6: Final answer
    x = 4,768.98

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Double scale
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Similar ratio
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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.