Home / 31,234.14-43,104.12-17,086.98

Finding the Fourth Proportional to 31,234.14, 43,104.12 and 17,086.98

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Solution

The fourth proportional to 31,234.14, 43,104.12 and 17,086.98 is: 23,580.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,234.14 : 43,104.12 = 17,086.98 : x
  2. Step 2: Convert to fraction form
    31,234.14/43,104.12 = 17,086.98/x
  3. Step 3: Cross multiply
    31,234.14x = 43,104.12 × 17,086.98
  4. Step 4: Simplify right side
    31,234.14x = 736,519,236.36
  5. Step 5: Solve for x
    x = 736,519,236.36/31,234.14
  6. Step 6: Final answer
    x = 23,580.58

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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.