Home / 18,634.62-27,953.89-9,276.96

Finding the Fourth Proportional to 18,634.62, 27,953.89 and 9,276.96

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Solution

The fourth proportional to 18,634.62, 27,953.89 and 9,276.96 is: 13,916.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,634.62 : 27,953.89 = 9,276.96 : x
  2. Step 2: Convert to fraction form
    18,634.62/27,953.89 = 9,276.96/x
  3. Step 3: Cross multiply
    18,634.62x = 27,953.89 × 9,276.96
  4. Step 4: Simplify right side
    18,634.62x = 259,327,119.37
  5. Step 5: Solve for x
    x = 259,327,119.37/18,634.62
  6. Step 6: Final answer
    x = 13,916.42

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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.