Home / 19,505.69-29,262.92-6,179.49

Finding the Fourth Proportional to 19,505.69, 29,262.92 and 6,179.49

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Solution

The fourth proportional to 19,505.69, 29,262.92 and 6,179.49 is: 9,270.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,505.69 : 29,262.92 = 6,179.49 : x
  2. Step 2: Convert to fraction form
    19,505.69/29,262.92 = 6,179.49/x
  3. Step 3: Cross multiply
    19,505.69x = 29,262.92 × 6,179.49
  4. Step 4: Simplify right side
    19,505.69x = 180,829,790.64
  5. Step 5: Solve for x
    x = 180,829,790.64/19,505.69
  6. Step 6: Final answer
    x = 9,270.62

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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.