Home / 55,477.36-76,558.44-30,326.86

Finding the Fourth Proportional to 55,477.36, 76,558.44 and 30,326.86

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Solution

The fourth proportional to 55,477.36, 76,558.44 and 30,326.86 is: 41,850.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,477.36 : 76,558.44 = 30,326.86 : x
  2. Step 2: Convert to fraction form
    55,477.36/76,558.44 = 30,326.86/x
  3. Step 3: Cross multiply
    55,477.36x = 76,558.44 × 30,326.86
  4. Step 4: Simplify right side
    55,477.36x = 2,321,777,091.70
  5. Step 5: Solve for x
    x = 2,321,777,091.70/55,477.36
  6. Step 6: Final answer
    x = 41,850.89

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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.