Home / 15,517.83-23,286.08-5,657.95

Finding the Fourth Proportional to 15,517.83, 23,286.08 and 5,657.95

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Solution

The fourth proportional to 15,517.83, 23,286.08 and 5,657.95 is: 8,490.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,517.83 : 23,286.08 = 5,657.95 : x
  2. Step 2: Convert to fraction form
    15,517.83/23,286.08 = 5,657.95/x
  3. Step 3: Cross multiply
    15,517.83x = 23,286.08 × 5,657.95
  4. Step 4: Simplify right side
    15,517.83x = 131,751,519.59
  5. Step 5: Solve for x
    x = 131,751,519.59/15,517.83
  6. Step 6: Final answer
    x = 8,490.33

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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.