Home / 55,540.26-76,645.25-30,046.56

Finding the Fourth Proportional to 55,540.26, 76,645.25 and 30,046.56

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Solution

The fourth proportional to 55,540.26, 76,645.25 and 30,046.56 is: 41,464.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,540.26 : 76,645.25 = 30,046.56 : x
  2. Step 2: Convert to fraction form
    55,540.26/76,645.25 = 30,046.56/x
  3. Step 3: Cross multiply
    55,540.26x = 76,645.25 × 30,046.56
  4. Step 4: Simplify right side
    55,540.26x = 2,302,925,777.86
  5. Step 5: Solve for x
    x = 2,302,925,777.86/55,540.26
  6. Step 6: Final answer
    x = 41,464.08

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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.