Home / 46,620.97-69,872.66-19,935.42

Finding the Fourth Proportional to 46,620.97, 69,872.66 and 19,935.42

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Solution

The fourth proportional to 46,620.97, 69,872.66 and 19,935.42 is: 29,877.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,620.97 : 69,872.66 = 19,935.42 : x
  2. Step 2: Convert to fraction form
    46,620.97/69,872.66 = 19,935.42/x
  3. Step 3: Cross multiply
    46,620.97x = 69,872.66 × 19,935.42
  4. Step 4: Simplify right side
    46,620.97x = 1,392,940,494.62
  5. Step 5: Solve for x
    x = 1,392,940,494.62/46,620.97
  6. Step 6: Final answer
    x = 29,877.98

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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.