Home / 12,817.44-19,227.87-4,495.50

Finding the Fourth Proportional to 12,817.44, 19,227.87 and 4,495.50

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Solution

The fourth proportional to 12,817.44, 19,227.87 and 4,495.50 is: 6,743.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,817.44 : 19,227.87 = 4,495.50 : x
  2. Step 2: Convert to fraction form
    12,817.44/19,227.87 = 4,495.50/x
  3. Step 3: Cross multiply
    12,817.44x = 19,227.87 × 4,495.50
  4. Step 4: Simplify right side
    12,817.44x = 86,438,889.59
  5. Step 5: Solve for x
    x = 86,438,889.59/12,817.44
  6. Step 6: Final answer
    x = 6,743.85

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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.