Home / 49,796.85-74,709.11-21,719.35

Finding the Fourth Proportional to 49,796.85, 74,709.11 and 21,719.35

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Solution

The fourth proportional to 49,796.85, 74,709.11 and 21,719.35 is: 32,585.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,796.85 : 74,709.11 = 21,719.35 : x
  2. Step 2: Convert to fraction form
    49,796.85/74,709.11 = 21,719.35/x
  3. Step 3: Cross multiply
    49,796.85x = 74,709.11 × 21,719.35
  4. Step 4: Simplify right side
    49,796.85x = 1,622,633,175.80
  5. Step 5: Solve for x
    x = 1,622,633,175.80/49,796.85
  6. Step 6: Final answer
    x = 32,585.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.