Home / 55,668.38-76,826.43-31,794.53

Finding the Fourth Proportional to 55,668.38, 76,826.43 and 31,794.53

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Solution

The fourth proportional to 55,668.38, 76,826.43 and 31,794.53 is: 43,878.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,668.38 : 76,826.43 = 31,794.53 : x
  2. Step 2: Convert to fraction form
    55,668.38/76,826.43 = 31,794.53/x
  3. Step 3: Cross multiply
    55,668.38x = 76,826.43 × 31,794.53
  4. Step 4: Simplify right side
    55,668.38x = 2,442,659,849.30
  5. Step 5: Solve for x
    x = 2,442,659,849.30/55,668.38
  6. Step 6: Final answer
    x = 43,878.77

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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.