Home / 43,414.45-65,077.01-19,738.46

Finding the Fourth Proportional to 43,414.45, 65,077.01 and 19,738.46

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Solution

The fourth proportional to 43,414.45, 65,077.01 and 19,738.46 is: 29,587.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,414.45 : 65,077.01 = 19,738.46 : x
  2. Step 2: Convert to fraction form
    43,414.45/65,077.01 = 19,738.46/x
  3. Step 3: Cross multiply
    43,414.45x = 65,077.01 × 19,738.46
  4. Step 4: Simplify right side
    43,414.45x = 1,284,520,096.82
  5. Step 5: Solve for x
    x = 1,284,520,096.82/43,414.45
  6. Step 6: Final answer
    x = 29,587.39

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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.