Home / 22,747.96-31,392.26-13,189.73

Finding the Fourth Proportional to 22,747.96, 31,392.26 and 13,189.73

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Solution

The fourth proportional to 22,747.96, 31,392.26 and 13,189.73 is: 18,201.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,747.96 : 31,392.26 = 13,189.73 : x
  2. Step 2: Convert to fraction form
    22,747.96/31,392.26 = 13,189.73/x
  3. Step 3: Cross multiply
    22,747.96x = 31,392.26 × 13,189.73
  4. Step 4: Simplify right side
    22,747.96x = 414,055,260.04
  5. Step 5: Solve for x
    x = 414,055,260.04/22,747.96
  6. Step 6: Final answer
    x = 18,201.86

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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.