Home / 12,995.38-19,481.34-4,673.44

Finding the Fourth Proportional to 12,995.38, 19,481.34 and 4,673.44

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Solution

The fourth proportional to 12,995.38, 19,481.34 and 4,673.44 is: 7,005.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,995.38 : 19,481.34 = 4,673.44 : x
  2. Step 2: Convert to fraction form
    12,995.38/19,481.34 = 4,673.44/x
  3. Step 3: Cross multiply
    12,995.38x = 19,481.34 × 4,673.44
  4. Step 4: Simplify right side
    12,995.38x = 91,044,873.61
  5. Step 5: Solve for x
    x = 91,044,873.61/12,995.38
  6. Step 6: Final answer
    x = 7,005.94

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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.