Home / 48,912.28-73,371.30-13,849

Finding the Fourth Proportional to 48,912.28, 73,371.30 and 13,849

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Solution

The fourth proportional to 48,912.28, 73,371.30 and 13,849 is: 20,774.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,912.28 : 73,371.30 = 13,849 : x
  2. Step 2: Convert to fraction form
    48,912.28/73,371.30 = 13,849/x
  3. Step 3: Cross multiply
    48,912.28x = 73,371.30 × 13,849
  4. Step 4: Simplify right side
    48,912.28x = 1,016,119,133.70
  5. Step 5: Solve for x
    x = 1,016,119,133.70/48,912.28
  6. Step 6: Final answer
    x = 20,774.32

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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.