Home / 31,813.58-43,902.46-17,665.44

Finding the Fourth Proportional to 31,813.58, 43,902.46 and 17,665.44

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Solution

The fourth proportional to 31,813.58, 43,902.46 and 17,665.44 is: 24,378.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,813.58 : 43,902.46 = 17,665.44 : x
  2. Step 2: Convert to fraction form
    31,813.58/43,902.46 = 17,665.44/x
  3. Step 3: Cross multiply
    31,813.58x = 43,902.46 × 17,665.44
  4. Step 4: Simplify right side
    31,813.58x = 775,556,272.98
  5. Step 5: Solve for x
    x = 775,556,272.98/31,813.58
  6. Step 6: Final answer
    x = 24,378.15

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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.