Home / 48,679.40-73,010.82-13,610.90

Finding the Fourth Proportional to 48,679.40, 73,010.82 and 13,610.90

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Solution

The fourth proportional to 48,679.40, 73,010.82 and 13,610.90 is: 20,414.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,679.40 : 73,010.82 = 13,610.90 : x
  2. Step 2: Convert to fraction form
    48,679.40/73,010.82 = 13,610.90/x
  3. Step 3: Cross multiply
    48,679.40x = 73,010.82 × 13,610.90
  4. Step 4: Simplify right side
    48,679.40x = 993,742,969.94
  5. Step 5: Solve for x
    x = 993,742,969.94/48,679.40
  6. Step 6: Final answer
    x = 20,414.03

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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.