Home / 19,847.61-27,387.99-10,895.09

Finding the Fourth Proportional to 19,847.61, 27,387.99 and 10,895.09

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Solution

The fourth proportional to 19,847.61, 27,387.99 and 10,895.09 is: 15,034.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,847.61 : 27,387.99 = 10,895.09 : x
  2. Step 2: Convert to fraction form
    19,847.61/27,387.99 = 10,895.09/x
  3. Step 3: Cross multiply
    19,847.61x = 27,387.99 × 10,895.09
  4. Step 4: Simplify right side
    19,847.61x = 298,394,479.03
  5. Step 5: Solve for x
    x = 298,394,479.03/19,847.61
  6. Step 6: Final answer
    x = 15,034.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.