Home / 40,690.35-56,151.38-22,540.33

Finding the Fourth Proportional to 40,690.35, 56,151.38 and 22,540.33

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Solution

The fourth proportional to 40,690.35, 56,151.38 and 22,540.33 is: 31,104.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,690.35 : 56,151.38 = 22,540.33 : x
  2. Step 2: Convert to fraction form
    40,690.35/56,151.38 = 22,540.33/x
  3. Step 3: Cross multiply
    40,690.35x = 56,151.38 × 22,540.33
  4. Step 4: Simplify right side
    40,690.35x = 1,265,670,241.70
  5. Step 5: Solve for x
    x = 1,265,670,241.70/40,690.35
  6. Step 6: Final answer
    x = 31,104.92

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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.