Home / 19,196.84-28,796.60-6,715.44

Finding the Fourth Proportional to 19,196.84, 28,796.60 and 6,715.44

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Solution

The fourth proportional to 19,196.84, 28,796.60 and 6,715.44 is: 10,073.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,196.84 : 28,796.60 = 6,715.44 : x
  2. Step 2: Convert to fraction form
    19,196.84/28,796.60 = 6,715.44/x
  3. Step 3: Cross multiply
    19,196.84x = 28,796.60 × 6,715.44
  4. Step 4: Simplify right side
    19,196.84x = 193,381,839.50
  5. Step 5: Solve for x
    x = 193,381,839.50/19,196.84
  6. Step 6: Final answer
    x = 10,073.63

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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.