Home / 19,412.07-29,119.92-6,933.42

Finding the Fourth Proportional to 19,412.07, 29,119.92 and 6,933.42

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Solution

The fourth proportional to 19,412.07, 29,119.92 and 6,933.42 is: 10,400.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,412.07 : 29,119.92 = 6,933.42 : x
  2. Step 2: Convert to fraction form
    19,412.07/29,119.92 = 6,933.42/x
  3. Step 3: Cross multiply
    19,412.07x = 29,119.92 × 6,933.42
  4. Step 4: Simplify right side
    19,412.07x = 201,900,635.73
  5. Step 5: Solve for x
    x = 201,900,635.73/19,412.07
  6. Step 6: Final answer
    x = 10,400.78

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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.