Home / 17,187.44-23,711.58-11,216.96

Finding the Fourth Proportional to 17,187.44, 23,711.58 and 11,216.96

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Solution

The fourth proportional to 17,187.44, 23,711.58 and 11,216.96 is: 15,474.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,187.44 : 23,711.58 = 11,216.96 : x
  2. Step 2: Convert to fraction form
    17,187.44/23,711.58 = 11,216.96/x
  3. Step 3: Cross multiply
    17,187.44x = 23,711.58 × 11,216.96
  4. Step 4: Simplify right side
    17,187.44x = 265,971,844.40
  5. Step 5: Solve for x
    x = 265,971,844.40/17,187.44
  6. Step 6: Final answer
    x = 15,474.78

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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.