Home / 13,958.92-19,244.58-11,960.84

Finding the Fourth Proportional to 13,958.92, 19,244.58 and 11,960.84

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Solution

The fourth proportional to 13,958.92, 19,244.58 and 11,960.84 is: 16,489.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,958.92 : 19,244.58 = 11,960.84 : x
  2. Step 2: Convert to fraction form
    13,958.92/19,244.58 = 11,960.84/x
  3. Step 3: Cross multiply
    13,958.92x = 19,244.58 × 11,960.84
  4. Step 4: Simplify right side
    13,958.92x = 230,181,342.25
  5. Step 5: Solve for x
    x = 230,181,342.25/13,958.92
  6. Step 6: Final answer
    x = 16,489.91

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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.