Home / 55,464.35-76,540.77-30,313.85

Finding the Fourth Proportional to 55,464.35, 76,540.77 and 30,313.85

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Solution

The fourth proportional to 55,464.35, 76,540.77 and 30,313.85 is: 41,833.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,464.35 : 76,540.77 = 30,313.85 : x
  2. Step 2: Convert to fraction form
    55,464.35/76,540.77 = 30,313.85/x
  3. Step 3: Cross multiply
    55,464.35x = 76,540.77 × 30,313.85
  4. Step 4: Simplify right side
    55,464.35x = 2,320,245,037.96
  5. Step 5: Solve for x
    x = 2,320,245,037.96/55,464.35
  6. Step 6: Final answer
    x = 41,833.09

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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.