Home / 43,475.25-65,193.89-15,385.97

Finding the Fourth Proportional to 43,475.25, 65,193.89 and 15,385.97

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Solution

The fourth proportional to 43,475.25, 65,193.89 and 15,385.97 is: 23,072.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,475.25 : 65,193.89 = 15,385.97 : x
  2. Step 2: Convert to fraction form
    43,475.25/65,193.89 = 15,385.97/x
  3. Step 3: Cross multiply
    43,475.25x = 65,193.89 × 15,385.97
  4. Step 4: Simplify right side
    43,475.25x = 1,003,071,321.78
  5. Step 5: Solve for x
    x = 1,003,071,321.78/43,475.25
  6. Step 6: Final answer
    x = 23,072.24

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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.