Home / 49,003.16-73,487.46-21,286.04

Finding the Fourth Proportional to 49,003.16, 73,487.46 and 21,286.04

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Solution

The fourth proportional to 49,003.16, 73,487.46 and 21,286.04 is: 31,921.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,003.16 : 73,487.46 = 21,286.04 : x
  2. Step 2: Convert to fraction form
    49,003.16/73,487.46 = 21,286.04/x
  3. Step 3: Cross multiply
    49,003.16x = 73,487.46 × 21,286.04
  4. Step 4: Simplify right side
    49,003.16x = 1,564,257,013.06
  5. Step 5: Solve for x
    x = 1,564,257,013.06/49,003.16
  6. Step 6: Final answer
    x = 31,921.55

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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.