Home / 12,771.33-19,156.98-4,006.92

Finding the Fourth Proportional to 12,771.33, 19,156.98 and 4,006.92

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Solution

The fourth proportional to 12,771.33, 19,156.98 and 4,006.92 is: 6,010.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,771.33 : 19,156.98 = 4,006.92 : x
  2. Step 2: Convert to fraction form
    12,771.33/19,156.98 = 4,006.92/x
  3. Step 3: Cross multiply
    12,771.33x = 19,156.98 × 4,006.92
  4. Step 4: Simplify right side
    12,771.33x = 76,760,486.30
  5. Step 5: Solve for x
    x = 76,760,486.30/12,771.33
  6. Step 6: Final answer
    x = 6,010.38

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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.