Home / 18,575.50-25,634.64-10,192

Finding the Fourth Proportional to 18,575.50, 25,634.64 and 10,192

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Solution

The fourth proportional to 18,575.50, 25,634.64 and 10,192 is: 14,065.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,575.50 : 25,634.64 = 10,192 : x
  2. Step 2: Convert to fraction form
    18,575.50/25,634.64 = 10,192/x
  3. Step 3: Cross multiply
    18,575.50x = 25,634.64 × 10,192
  4. Step 4: Simplify right side
    18,575.50x = 261,268,250.88
  5. Step 5: Solve for x
    x = 261,268,250.88/18,575.50
  6. Step 6: Final answer
    x = 14,065.21

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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.