Home / 41,228.92-56,860.75-31,691.91

Finding the Fourth Proportional to 41,228.92, 56,860.75 and 31,691.91

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Solution

The fourth proportional to 41,228.92, 56,860.75 and 31,691.91 is: 43,707.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,228.92 : 56,860.75 = 31,691.91 : x
  2. Step 2: Convert to fraction form
    41,228.92/56,860.75 = 31,691.91/x
  3. Step 3: Cross multiply
    41,228.92x = 56,860.75 × 31,691.91
  4. Step 4: Simplify right side
    41,228.92x = 1,802,025,771.53
  5. Step 5: Solve for x
    x = 1,802,025,771.53/41,228.92
  6. Step 6: Final answer
    x = 43,707.81

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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.