Home / 49,335.21-73,990.49-19,355.54

Finding the Fourth Proportional to 49,335.21, 73,990.49 and 19,355.54

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Solution

The fourth proportional to 49,335.21, 73,990.49 and 19,355.54 is: 29,028.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,335.21 : 73,990.49 = 19,355.54 : x
  2. Step 2: Convert to fraction form
    49,335.21/73,990.49 = 19,355.54/x
  3. Step 3: Cross multiply
    49,335.21x = 73,990.49 × 19,355.54
  4. Step 4: Simplify right side
    49,335.21x = 1,432,125,422.08
  5. Step 5: Solve for x
    x = 1,432,125,422.08/49,335.21
  6. Step 6: Final answer
    x = 29,028.47

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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.