Home / 49,827.20-68,764.26-28,607.82

Finding the Fourth Proportional to 49,827.20, 68,764.26 and 28,607.82

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Solution

The fourth proportional to 49,827.20, 68,764.26 and 28,607.82 is: 39,480.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,827.20 : 68,764.26 = 28,607.82 : x
  2. Step 2: Convert to fraction form
    49,827.20/68,764.26 = 28,607.82/x
  3. Step 3: Cross multiply
    49,827.20x = 68,764.26 × 28,607.82
  4. Step 4: Simplify right side
    49,827.20x = 1,967,195,572.51
  5. Step 5: Solve for x
    x = 1,967,195,572.51/49,827.20
  6. Step 6: Final answer
    x = 39,480.36

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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.