Home / 55,209.06-82,799.69-15,766.38

Finding the Fourth Proportional to 55,209.06, 82,799.69 and 15,766.38

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Solution

The fourth proportional to 55,209.06, 82,799.69 and 15,766.38 is: 23,645.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,209.06 : 82,799.69 = 15,766.38 : x
  2. Step 2: Convert to fraction form
    55,209.06/82,799.69 = 15,766.38/x
  3. Step 3: Cross multiply
    55,209.06x = 82,799.69 × 15,766.38
  4. Step 4: Simplify right side
    55,209.06x = 1,305,451,297.59
  5. Step 5: Solve for x
    x = 1,305,451,297.59/55,209.06
  6. Step 6: Final answer
    x = 23,645.60

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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.