Home / 36,621.74-54,935.36-15,559.41

Finding the Fourth Proportional to 36,621.74, 54,935.36 and 15,559.41

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Solution

The fourth proportional to 36,621.74, 54,935.36 and 15,559.41 is: 23,340.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,621.74 : 54,935.36 = 15,559.41 : x
  2. Step 2: Convert to fraction form
    36,621.74/54,935.36 = 15,559.41/x
  3. Step 3: Cross multiply
    36,621.74x = 54,935.36 × 15,559.41
  4. Step 4: Simplify right side
    36,621.74x = 854,761,789.74
  5. Step 5: Solve for x
    x = 854,761,789.74/36,621.74
  6. Step 6: Final answer
    x = 23,340.28

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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.