Home / 40,028.97-55,241.01-22,124.19

Finding the Fourth Proportional to 40,028.97, 55,241.01 and 22,124.19

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Solution

The fourth proportional to 40,028.97, 55,241.01 and 22,124.19 is: 30,531.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,028.97 : 55,241.01 = 22,124.19 : x
  2. Step 2: Convert to fraction form
    40,028.97/55,241.01 = 22,124.19/x
  3. Step 3: Cross multiply
    40,028.97x = 55,241.01 × 22,124.19
  4. Step 4: Simplify right side
    40,028.97x = 1,222,162,601.03
  5. Step 5: Solve for x
    x = 1,222,162,601.03/40,028.97
  6. Step 6: Final answer
    x = 30,531.95

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Double scale
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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.