Home / 33,436.91-46,143.46-20,008.73

Finding the Fourth Proportional to 33,436.91, 46,143.46 and 20,008.73

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Solution

The fourth proportional to 33,436.91, 46,143.46 and 20,008.73 is: 27,612.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,436.91 : 46,143.46 = 20,008.73 : x
  2. Step 2: Convert to fraction form
    33,436.91/46,143.46 = 20,008.73/x
  3. Step 3: Cross multiply
    33,436.91x = 46,143.46 × 20,008.73
  4. Step 4: Simplify right side
    33,436.91x = 923,272,032.41
  5. Step 5: Solve for x
    x = 923,272,032.41/33,436.91
  6. Step 6: Final answer
    x = 27,612.36

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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.