Home / 31,928.33-43,987.68-25,211.45

Finding the Fourth Proportional to 31,928.33, 43,987.68 and 25,211.45

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Solution

The fourth proportional to 31,928.33, 43,987.68 and 25,211.45 is: 34,733.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,928.33 : 43,987.68 = 25,211.45 : x
  2. Step 2: Convert to fraction form
    31,928.33/43,987.68 = 25,211.45/x
  3. Step 3: Cross multiply
    31,928.33x = 43,987.68 × 25,211.45
  4. Step 4: Simplify right side
    31,928.33x = 1,108,993,194.94
  5. Step 5: Solve for x
    x = 1,108,993,194.94/31,928.33
  6. Step 6: Final answer
    x = 34,733.83

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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.