Home / 46,621.97-69,874.16-19,936.42

Finding the Fourth Proportional to 46,621.97, 69,874.16 and 19,936.42

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Solution

The fourth proportional to 46,621.97, 69,874.16 and 19,936.42 is: 29,879.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,621.97 : 69,874.16 = 19,936.42 : x
  2. Step 2: Convert to fraction form
    46,621.97/69,874.16 = 19,936.42/x
  3. Step 3: Cross multiply
    46,621.97x = 69,874.16 × 19,936.42
  4. Step 4: Simplify right side
    46,621.97x = 1,393,040,600.91
  5. Step 5: Solve for x
    x = 1,393,040,600.91/46,621.97
  6. Step 6: Final answer
    x = 29,879.49

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1.5x scale

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.