Home / 31,619.35-43,634.09-17,471.89

Finding the Fourth Proportional to 31,619.35, 43,634.09 and 17,471.89

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Solution

The fourth proportional to 31,619.35, 43,634.09 and 17,471.89 is: 24,110.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,619.35 : 43,634.09 = 17,471.89 : x
  2. Step 2: Convert to fraction form
    31,619.35/43,634.09 = 17,471.89/x
  3. Step 3: Cross multiply
    31,619.35x = 43,634.09 × 17,471.89
  4. Step 4: Simplify right side
    31,619.35x = 762,369,846.24
  5. Step 5: Solve for x
    x = 762,369,846.24/31,619.35
  6. Step 6: Final answer
    x = 24,110.87

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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.