Home / 54,645.48-81,971.10-15,202.44

Finding the Fourth Proportional to 54,645.48, 81,971.10 and 15,202.44

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Solution

The fourth proportional to 54,645.48, 81,971.10 and 15,202.44 is: 22,804.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,645.48 : 81,971.10 = 15,202.44 : x
  2. Step 2: Convert to fraction form
    54,645.48/81,971.10 = 15,202.44/x
  3. Step 3: Cross multiply
    54,645.48x = 81,971.10 × 15,202.44
  4. Step 4: Simplify right side
    54,645.48x = 1,246,160,729.48
  5. Step 5: Solve for x
    x = 1,246,160,729.48/54,645.48
  6. Step 6: Final answer
    x = 22,804.46

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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.