Home / 19,635.36-27,087.26-11,671.94

Finding the Fourth Proportional to 19,635.36, 27,087.26 and 11,671.94

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Solution

The fourth proportional to 19,635.36, 27,087.26 and 11,671.94 is: 16,101.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,635.36 : 27,087.26 = 11,671.94 : x
  2. Step 2: Convert to fraction form
    19,635.36/27,087.26 = 11,671.94/x
  3. Step 3: Cross multiply
    19,635.36x = 27,087.26 × 11,671.94
  4. Step 4: Simplify right side
    19,635.36x = 316,160,873.48
  5. Step 5: Solve for x
    x = 316,160,873.48/19,635.36
  6. Step 6: Final answer
    x = 16,101.61

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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.