Home / 49,326.39-73,993.64-21,247.11

Finding the Fourth Proportional to 49,326.39, 73,993.64 and 21,247.11

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Solution

The fourth proportional to 49,326.39, 73,993.64 and 21,247.11 is: 31,872.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,326.39 : 73,993.64 = 21,247.11 : x
  2. Step 2: Convert to fraction form
    49,326.39/73,993.64 = 21,247.11/x
  3. Step 3: Cross multiply
    49,326.39x = 73,993.64 × 21,247.11
  4. Step 4: Simplify right side
    49,326.39x = 1,572,150,902.14
  5. Step 5: Solve for x
    x = 1,572,150,902.14/49,326.39
  6. Step 6: Final answer
    x = 31,872.41

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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.