Home / 31,337.24-43,245.14-17,189.98

Finding the Fourth Proportional to 31,337.24, 43,245.14 and 17,189.98

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Solution

The fourth proportional to 31,337.24, 43,245.14 and 17,189.98 is: 23,722.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,337.24 : 43,245.14 = 17,189.98 : x
  2. Step 2: Convert to fraction form
    31,337.24/43,245.14 = 17,189.98/x
  3. Step 3: Cross multiply
    31,337.24x = 43,245.14 × 17,189.98
  4. Step 4: Simplify right side
    31,337.24x = 743,383,091.70
  5. Step 5: Solve for x
    x = 743,383,091.70/31,337.24
  6. Step 6: Final answer
    x = 23,722.03

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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.