Home / 49,187.94-67,872.51-27,964.86

Finding the Fourth Proportional to 49,187.94, 67,872.51 and 27,964.86

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Solution

The fourth proportional to 49,187.94, 67,872.51 and 27,964.86 is: 38,587.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,187.94 : 67,872.51 = 27,964.86 : x
  2. Step 2: Convert to fraction form
    49,187.94/67,872.51 = 27,964.86/x
  3. Step 3: Cross multiply
    49,187.94x = 67,872.51 × 27,964.86
  4. Step 4: Simplify right side
    49,187.94x = 1,898,045,240.00
  5. Step 5: Solve for x
    x = 1,898,045,240.00/49,187.94
  6. Step 6: Final answer
    x = 38,587.61

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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.