Home / 47,612.31-71,450.73-19,537.44

Finding the Fourth Proportional to 47,612.31, 71,450.73 and 19,537.44

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Solution

The fourth proportional to 47,612.31, 71,450.73 and 19,537.44 is: 29,319.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,612.31 : 71,450.73 = 19,537.44 : x
  2. Step 2: Convert to fraction form
    47,612.31/71,450.73 = 19,537.44/x
  3. Step 3: Cross multiply
    47,612.31x = 71,450.73 × 19,537.44
  4. Step 4: Simplify right side
    47,612.31x = 1,395,964,350.33
  5. Step 5: Solve for x
    x = 1,395,964,350.33/47,612.31
  6. Step 6: Final answer
    x = 29,319.40

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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.