Home / 14,125.64-19,449.05-11,996.69

Finding the Fourth Proportional to 14,125.64, 19,449.05 and 11,996.69

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Solution

The fourth proportional to 14,125.64, 19,449.05 and 11,996.69 is: 16,517.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,125.64 : 19,449.05 = 11,996.69 : x
  2. Step 2: Convert to fraction form
    14,125.64/19,449.05 = 11,996.69/x
  3. Step 3: Cross multiply
    14,125.64x = 19,449.05 × 11,996.69
  4. Step 4: Simplify right side
    14,125.64x = 233,324,066.42
  5. Step 5: Solve for x
    x = 233,324,066.42/14,125.64
  6. Step 6: Final answer
    x = 16,517.78

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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.