Home / 36,395.22-54,505.35-20,765.46

Finding the Fourth Proportional to 36,395.22, 54,505.35 and 20,765.46

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Solution

The fourth proportional to 36,395.22, 54,505.35 and 20,765.46 is: 31,098.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,395.22 : 54,505.35 = 20,765.46 : x
  2. Step 2: Convert to fraction form
    36,395.22/54,505.35 = 20,765.46/x
  3. Step 3: Cross multiply
    36,395.22x = 54,505.35 × 20,765.46
  4. Step 4: Simplify right side
    36,395.22x = 1,131,828,665.21
  5. Step 5: Solve for x
    x = 1,131,828,665.21/36,395.22
  6. Step 6: Final answer
    x = 31,098.28

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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.