Home / 31,160.44-43,005.18-17,734.96

Finding the Fourth Proportional to 31,160.44, 43,005.18 and 17,734.96

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Solution

The fourth proportional to 31,160.44, 43,005.18 and 17,734.96 is: 24,476.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,160.44 : 43,005.18 = 17,734.96 : x
  2. Step 2: Convert to fraction form
    31,160.44/43,005.18 = 17,734.96/x
  3. Step 3: Cross multiply
    31,160.44x = 43,005.18 × 17,734.96
  4. Step 4: Simplify right side
    31,160.44x = 762,695,147.09
  5. Step 5: Solve for x
    x = 762,695,147.09/31,160.44
  6. Step 6: Final answer
    x = 24,476.39

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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.