Home / 31,143.32-46,613.80-17,067.88

Finding the Fourth Proportional to 31,143.32, 46,613.80 and 17,067.88

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Solution

The fourth proportional to 31,143.32, 46,613.80 and 17,067.88 is: 25,546.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,143.32 : 46,613.80 = 17,067.88 : x
  2. Step 2: Convert to fraction form
    31,143.32/46,613.80 = 17,067.88/x
  3. Step 3: Cross multiply
    31,143.32x = 46,613.80 × 17,067.88
  4. Step 4: Simplify right side
    31,143.32x = 795,598,744.74
  5. Step 5: Solve for x
    x = 795,598,744.74/31,143.32
  6. Step 6: Final answer
    x = 25,546.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.