Home / 14,086.62-19,419.21-11,262.42

Finding the Fourth Proportional to 14,086.62, 19,419.21 and 11,262.42

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Solution

The fourth proportional to 14,086.62, 19,419.21 and 11,262.42 is: 15,525.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,086.62 : 19,419.21 = 11,262.42 : x
  2. Step 2: Convert to fraction form
    14,086.62/19,419.21 = 11,262.42/x
  3. Step 3: Cross multiply
    14,086.62x = 19,419.21 × 11,262.42
  4. Step 4: Simplify right side
    14,086.62x = 218,707,299.09
  5. Step 5: Solve for x
    x = 218,707,299.09/14,086.62
  6. Step 6: Final answer
    x = 15,525.89

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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.