Home / 33,102.94-49,638.76-12,028.28

Finding the Fourth Proportional to 33,102.94, 49,638.76 and 12,028.28

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Solution

The fourth proportional to 33,102.94, 49,638.76 and 12,028.28 is: 18,036.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,102.94 : 49,638.76 = 12,028.28 : x
  2. Step 2: Convert to fraction form
    33,102.94/49,638.76 = 12,028.28/x
  3. Step 3: Cross multiply
    33,102.94x = 49,638.76 × 12,028.28
  4. Step 4: Simplify right side
    33,102.94x = 597,068,904.13
  5. Step 5: Solve for x
    x = 597,068,904.13/33,102.94
  6. Step 6: Final answer
    x = 18,036.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.