Home / 31,619.66-43,634.82-17,472.50

Finding the Fourth Proportional to 31,619.66, 43,634.82 and 17,472.50

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Solution

The fourth proportional to 31,619.66, 43,634.82 and 17,472.50 is: 24,111.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,619.66 : 43,634.82 = 17,472.50 : x
  2. Step 2: Convert to fraction form
    31,619.66/43,634.82 = 17,472.50/x
  3. Step 3: Cross multiply
    31,619.66x = 43,634.82 × 17,472.50
  4. Step 4: Simplify right side
    31,619.66x = 762,409,392.45
  5. Step 5: Solve for x
    x = 762,409,392.45/31,619.66
  6. Step 6: Final answer
    x = 24,111.88

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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.