Home / 40,296.44-55,609.14-22,391.03

Finding the Fourth Proportional to 40,296.44, 55,609.14 and 22,391.03

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Solution

The fourth proportional to 40,296.44, 55,609.14 and 22,391.03 is: 30,899.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,296.44 : 55,609.14 = 22,391.03 : x
  2. Step 2: Convert to fraction form
    40,296.44/55,609.14 = 22,391.03/x
  3. Step 3: Cross multiply
    40,296.44x = 55,609.14 × 22,391.03
  4. Step 4: Simplify right side
    40,296.44x = 1,245,145,643.97
  5. Step 5: Solve for x
    x = 1,245,145,643.97/40,296.44
  6. Step 6: Final answer
    x = 30,899.65

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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.