Home / 41,378.64-57,129.48-27,255.48

Finding the Fourth Proportional to 41,378.64, 57,129.48 and 27,255.48

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Solution

The fourth proportional to 41,378.64, 57,129.48 and 27,255.48 is: 37,630.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,378.64 : 57,129.48 = 27,255.48 : x
  2. Step 2: Convert to fraction form
    41,378.64/57,129.48 = 27,255.48/x
  3. Step 3: Cross multiply
    41,378.64x = 57,129.48 × 27,255.48
  4. Step 4: Simplify right side
    41,378.64x = 1,557,091,399.55
  5. Step 5: Solve for x
    x = 1,557,091,399.55/41,378.64
  6. Step 6: Final answer
    x = 37,630.32

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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.