Home / 31,896.62-47,727.92-26,618.60

Finding the Fourth Proportional to 31,896.62, 47,727.92 and 26,618.60

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Solution

The fourth proportional to 31,896.62, 47,727.92 and 26,618.60 is: 39,830.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,896.62 : 47,727.92 = 26,618.60 : x
  2. Step 2: Convert to fraction form
    31,896.62/47,727.92 = 26,618.60/x
  3. Step 3: Cross multiply
    31,896.62x = 47,727.92 × 26,618.60
  4. Step 4: Simplify right side
    31,896.62x = 1,270,450,447.45
  5. Step 5: Solve for x
    x = 1,270,450,447.45/31,896.62
  6. Step 6: Final answer
    x = 39,830.25

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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.