Home / 33,433.91-46,139.32-20,005.73

Finding the Fourth Proportional to 33,433.91, 46,139.32 and 20,005.73

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Solution

The fourth proportional to 33,433.91, 46,139.32 and 20,005.73 is: 27,608.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,433.91 : 46,139.32 = 20,005.73 : x
  2. Step 2: Convert to fraction form
    33,433.91/46,139.32 = 20,005.73/x
  3. Step 3: Cross multiply
    33,433.91x = 46,139.32 × 20,005.73
  4. Step 4: Simplify right side
    33,433.91x = 923,051,005.17
  5. Step 5: Solve for x
    x = 923,051,005.17/33,433.91
  6. Step 6: Final answer
    x = 27,608.22

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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.