Home / 55,477.13-76,558.43-30,326.63

Finding the Fourth Proportional to 55,477.13, 76,558.43 and 30,326.63

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Solution

The fourth proportional to 55,477.13, 76,558.43 and 30,326.63 is: 41,850.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,477.13 : 76,558.43 = 30,326.63 : x
  2. Step 2: Convert to fraction form
    55,477.13/76,558.43 = 30,326.63/x
  3. Step 3: Cross multiply
    55,477.13x = 76,558.43 × 30,326.63
  4. Step 4: Simplify right side
    55,477.13x = 2,321,758,873.02
  5. Step 5: Solve for x
    x = 2,321,758,873.02/55,477.13
  6. Step 6: Final answer
    x = 41,850.74

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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.