Home / 33,158.76-49,751.09-12,383.88

Finding the Fourth Proportional to 33,158.76, 49,751.09 and 12,383.88

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Solution

The fourth proportional to 33,158.76, 49,751.09 and 12,383.88 is: 18,580.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,158.76 : 49,751.09 = 12,383.88 : x
  2. Step 2: Convert to fraction form
    33,158.76/49,751.09 = 12,383.88/x
  3. Step 3: Cross multiply
    33,158.76x = 49,751.09 × 12,383.88
  4. Step 4: Simplify right side
    33,158.76x = 616,111,528.43
  5. Step 5: Solve for x
    x = 616,111,528.43/33,158.76
  6. Step 6: Final answer
    x = 18,580.66

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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.