Home / 31,297.26-43,191.27-17,149.98

Finding the Fourth Proportional to 31,297.26, 43,191.27 and 17,149.98

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Solution

The fourth proportional to 31,297.26, 43,191.27 and 17,149.98 is: 23,667.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,297.26 : 43,191.27 = 17,149.98 : x
  2. Step 2: Convert to fraction form
    31,297.26/43,191.27 = 17,149.98/x
  3. Step 3: Cross multiply
    31,297.26x = 43,191.27 × 17,149.98
  4. Step 4: Simplify right side
    31,297.26x = 740,729,416.67
  5. Step 5: Solve for x
    x = 740,729,416.67/31,297.26
  6. Step 6: Final answer
    x = 23,667.55

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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.