Home / 33,717.41-46,538.13-20,286.15

Finding the Fourth Proportional to 33,717.41, 46,538.13 and 20,286.15

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Solution

The fourth proportional to 33,717.41, 46,538.13 and 20,286.15 is: 27,999.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,717.41 : 46,538.13 = 20,286.15 : x
  2. Step 2: Convert to fraction form
    33,717.41/46,538.13 = 20,286.15/x
  3. Step 3: Cross multiply
    33,717.41x = 46,538.13 × 20,286.15
  4. Step 4: Simplify right side
    33,717.41x = 944,079,485.90
  5. Step 5: Solve for x
    x = 944,079,485.90/33,717.41
  6. Step 6: Final answer
    x = 27,999.77

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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.