Home / 33,091.73-49,643.75-13,384.11

Finding the Fourth Proportional to 33,091.73, 49,643.75 and 13,384.11

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Solution

The fourth proportional to 33,091.73, 49,643.75 and 13,384.11 is: 20,078.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,091.73 : 49,643.75 = 13,384.11 : x
  2. Step 2: Convert to fraction form
    33,091.73/49,643.75 = 13,384.11/x
  3. Step 3: Cross multiply
    33,091.73x = 49,643.75 × 13,384.11
  4. Step 4: Simplify right side
    33,091.73x = 664,437,410.81
  5. Step 5: Solve for x
    x = 664,437,410.81/33,091.73
  6. Step 6: Final answer
    x = 20,078.65

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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.