Home / 40,034.09-55,241.15-22,806.61

Finding the Fourth Proportional to 40,034.09, 55,241.15 and 22,806.61

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Solution

The fourth proportional to 40,034.09, 55,241.15 and 22,806.61 is: 31,469.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,034.09 : 55,241.15 = 22,806.61 : x
  2. Step 2: Convert to fraction form
    40,034.09/55,241.15 = 22,806.61/x
  3. Step 3: Cross multiply
    40,034.09x = 55,241.15 × 22,806.61
  4. Step 4: Simplify right side
    40,034.09x = 1,259,863,364.00
  5. Step 5: Solve for x
    x = 1,259,863,364.00/40,034.09
  6. Step 6: Final answer
    x = 31,469.76

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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.