Home / 55,464.22-76,540.62-30,313.72

Finding the Fourth Proportional to 55,464.22, 76,540.62 and 30,313.72

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Solution

The fourth proportional to 55,464.22, 76,540.62 and 30,313.72 is: 41,832.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,464.22 : 76,540.62 = 30,313.72 : x
  2. Step 2: Convert to fraction form
    55,464.22/76,540.62 = 30,313.72/x
  3. Step 3: Cross multiply
    55,464.22x = 76,540.62 × 30,313.72
  4. Step 4: Simplify right side
    55,464.22x = 2,320,230,923.31
  5. Step 5: Solve for x
    x = 2,320,230,923.31/55,464.22
  6. Step 6: Final answer
    x = 41,832.93

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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.