Home / 19,893.33-27,454.14-13,167.23

Finding the Fourth Proportional to 19,893.33, 27,454.14 and 13,167.23

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Solution

The fourth proportional to 19,893.33, 27,454.14 and 13,167.23 is: 18,171.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,893.33 : 27,454.14 = 13,167.23 : x
  2. Step 2: Convert to fraction form
    19,893.33/27,454.14 = 13,167.23/x
  3. Step 3: Cross multiply
    19,893.33x = 27,454.14 × 13,167.23
  4. Step 4: Simplify right side
    19,893.33x = 361,494,838.56
  5. Step 5: Solve for x
    x = 361,494,838.56/19,893.33
  6. Step 6: Final answer
    x = 18,171.66

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1.5x scale

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.