Home / 12,926.44-19,395.42-6,769

Finding the Fourth Proportional to 12,926.44, 19,395.42 and 6,769

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Solution

The fourth proportional to 12,926.44, 19,395.42 and 6,769 is: 10,156.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,926.44 : 19,395.42 = 6,769 : x
  2. Step 2: Convert to fraction form
    12,926.44/19,395.42 = 6,769/x
  3. Step 3: Cross multiply
    12,926.44x = 19,395.42 × 6,769
  4. Step 4: Simplify right side
    12,926.44x = 131,287,597.98
  5. Step 5: Solve for x
    x = 131,287,597.98/12,926.44
  6. Step 6: Final answer
    x = 10,156.52

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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.