Home / 50,338.12-69,467.46-27,678.04

Finding the Fourth Proportional to 50,338.12, 69,467.46 and 27,678.04

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Solution

The fourth proportional to 50,338.12, 69,467.46 and 27,678.04 is: 38,196.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,338.12 : 69,467.46 = 27,678.04 : x
  2. Step 2: Convert to fraction form
    50,338.12/69,467.46 = 27,678.04/x
  3. Step 3: Cross multiply
    50,338.12x = 69,467.46 × 27,678.04
  4. Step 4: Simplify right side
    50,338.12x = 1,922,723,136.58
  5. Step 5: Solve for x
    x = 1,922,723,136.58/50,338.12
  6. Step 6: Final answer
    x = 38,196.16

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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.