Home / 19,214.69-28,827.62-7,967.97

Finding the Fourth Proportional to 19,214.69, 28,827.62 and 7,967.97

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Solution

The fourth proportional to 19,214.69, 28,827.62 and 7,967.97 is: 11,954.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,214.69 : 28,827.62 = 7,967.97 : x
  2. Step 2: Convert to fraction form
    19,214.69/28,827.62 = 7,967.97/x
  3. Step 3: Cross multiply
    19,214.69x = 28,827.62 × 7,967.97
  4. Step 4: Simplify right side
    19,214.69x = 229,697,665.75
  5. Step 5: Solve for x
    x = 229,697,665.75/19,214.69
  6. Step 6: Final answer
    x = 11,954.27

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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.