Home / 55,422.44-83,145.96-15,976.47

Finding the Fourth Proportional to 55,422.44, 83,145.96 and 15,976.47

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Solution

The fourth proportional to 55,422.44, 83,145.96 and 15,976.47 is: 23,968.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,422.44 : 83,145.96 = 15,976.47 : x
  2. Step 2: Convert to fraction form
    55,422.44/83,145.96 = 15,976.47/x
  3. Step 3: Cross multiply
    55,422.44x = 83,145.96 × 15,976.47
  4. Step 4: Simplify right side
    55,422.44x = 1,328,379,247.36
  5. Step 5: Solve for x
    x = 1,328,379,247.36/55,422.44
  6. Step 6: Final answer
    x = 23,968.26

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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.