Home / 27,866.10-41,797.56-20,377.32

Finding the Fourth Proportional to 27,866.10, 41,797.56 and 20,377.32

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Solution

The fourth proportional to 27,866.10, 41,797.56 and 20,377.32 is: 30,564.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,866.10 : 41,797.56 = 20,377.32 : x
  2. Step 2: Convert to fraction form
    27,866.10/41,797.56 = 20,377.32/x
  3. Step 3: Cross multiply
    27,866.10x = 41,797.56 × 20,377.32
  4. Step 4: Simplify right side
    27,866.10x = 851,722,255.34
  5. Step 5: Solve for x
    x = 851,722,255.34/27,866.10
  6. Step 6: Final answer
    x = 30,564.82

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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.