Home / 27,918.59-41,843.82-13,107.74

Finding the Fourth Proportional to 27,918.59, 41,843.82 and 13,107.74

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Solution

The fourth proportional to 27,918.59, 41,843.82 and 13,107.74 is: 19,645.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,918.59 : 41,843.82 = 13,107.74 : x
  2. Step 2: Convert to fraction form
    27,918.59/41,843.82 = 13,107.74/x
  3. Step 3: Cross multiply
    27,918.59x = 41,843.82 × 13,107.74
  4. Step 4: Simplify right side
    27,918.59x = 548,477,913.17
  5. Step 5: Solve for x
    x = 548,477,913.17/27,918.59
  6. Step 6: Final answer
    x = 19,645.62

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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.