Home / 33,436.17-46,142.43-20,007.99

Finding the Fourth Proportional to 33,436.17, 46,142.43 and 20,007.99

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Solution

The fourth proportional to 33,436.17, 46,142.43 and 20,007.99 is: 27,611.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,436.17 : 46,142.43 = 20,007.99 : x
  2. Step 2: Convert to fraction form
    33,436.17/46,142.43 = 20,007.99/x
  3. Step 3: Cross multiply
    33,436.17x = 46,142.43 × 20,007.99
  4. Step 4: Simplify right side
    33,436.17x = 923,217,278.02
  5. Step 5: Solve for x
    x = 923,217,278.02/33,436.17
  6. Step 6: Final answer
    x = 27,611.33

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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.