Home / 49,801.82-68,726.80-28,581.24

Finding the Fourth Proportional to 49,801.82, 68,726.80 and 28,581.24

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Solution

The fourth proportional to 49,801.82, 68,726.80 and 28,581.24 is: 39,442.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,801.82 : 68,726.80 = 28,581.24 : x
  2. Step 2: Convert to fraction form
    49,801.82/68,726.80 = 28,581.24/x
  3. Step 3: Cross multiply
    49,801.82x = 68,726.80 × 28,581.24
  4. Step 4: Simplify right side
    49,801.82x = 1,964,297,165.23
  5. Step 5: Solve for x
    x = 1,964,297,165.23/49,801.82
  6. Step 6: Final answer
    x = 39,442.28

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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.