Home / 41,540.78-57,327.48-22,679.12

Finding the Fourth Proportional to 41,540.78, 57,327.48 and 22,679.12

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Solution

The fourth proportional to 41,540.78, 57,327.48 and 22,679.12 is: 31,297.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,540.78 : 57,327.48 = 22,679.12 : x
  2. Step 2: Convert to fraction form
    41,540.78/57,327.48 = 22,679.12/x
  3. Step 3: Cross multiply
    41,540.78x = 57,327.48 × 22,679.12
  4. Step 4: Simplify right side
    41,540.78x = 1,300,136,798.22
  5. Step 5: Solve for x
    x = 1,300,136,798.22/41,540.78
  6. Step 6: Final answer
    x = 31,297.84

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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.