Home / 33,321.18-49,989.68-9,947.01

Finding the Fourth Proportional to 33,321.18, 49,989.68 and 9,947.01

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Solution

The fourth proportional to 33,321.18, 49,989.68 and 9,947.01 is: 14,922.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,321.18 : 49,989.68 = 9,947.01 : x
  2. Step 2: Convert to fraction form
    33,321.18/49,989.68 = 9,947.01/x
  3. Step 3: Cross multiply
    33,321.18x = 49,989.68 × 9,947.01
  4. Step 4: Simplify right side
    33,321.18x = 497,247,797.12
  5. Step 5: Solve for x
    x = 497,247,797.12/33,321.18
  6. Step 6: Final answer
    x = 14,922.87

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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.