Home / 33,078.66-49,637.66-12,020.34

Finding the Fourth Proportional to 33,078.66, 49,637.66 and 12,020.34

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Solution

The fourth proportional to 33,078.66, 49,637.66 and 12,020.34 is: 18,037.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,078.66 : 49,637.66 = 12,020.34 : x
  2. Step 2: Convert to fraction form
    33,078.66/49,637.66 = 12,020.34/x
  3. Step 3: Cross multiply
    33,078.66x = 49,637.66 × 12,020.34
  4. Step 4: Simplify right side
    33,078.66x = 596,661,550.00
  5. Step 5: Solve for x
    x = 596,661,550.00/33,078.66
  6. Step 6: Final answer
    x = 18,037.66

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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.