Home / 13,827.78-19,098.36-10,067.85

Finding the Fourth Proportional to 13,827.78, 19,098.36 and 10,067.85

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Solution

The fourth proportional to 13,827.78, 19,098.36 and 10,067.85 is: 13,905.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,827.78 : 19,098.36 = 10,067.85 : x
  2. Step 2: Convert to fraction form
    13,827.78/19,098.36 = 10,067.85/x
  3. Step 3: Cross multiply
    13,827.78x = 19,098.36 × 10,067.85
  4. Step 4: Simplify right side
    13,827.78x = 192,279,423.73
  5. Step 5: Solve for x
    x = 192,279,423.73/13,827.78
  6. Step 6: Final answer
    x = 13,905.30

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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.