Home / 33,965.31-46,872.13-19,815.42

Finding the Fourth Proportional to 33,965.31, 46,872.13 and 19,815.42

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Solution

The fourth proportional to 33,965.31, 46,872.13 and 19,815.42 is: 27,345.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,965.31 : 46,872.13 = 19,815.42 : x
  2. Step 2: Convert to fraction form
    33,965.31/46,872.13 = 19,815.42/x
  3. Step 3: Cross multiply
    33,965.31x = 46,872.13 × 19,815.42
  4. Step 4: Simplify right side
    33,965.31x = 928,790,942.24
  5. Step 5: Solve for x
    x = 928,790,942.24/33,965.31
  6. Step 6: Final answer
    x = 27,345.28

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1.5x scale

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.