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Finding the Fourth Proportional to 55,353.98, 83,022.03 and 15,902.12

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Solution

The fourth proportional to 55,353.98, 83,022.03 and 15,902.12 is: 23,850.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,353.98 : 83,022.03 = 15,902.12 : x
  2. Step 2: Convert to fraction form
    55,353.98/83,022.03 = 15,902.12/x
  3. Step 3: Cross multiply
    55,353.98x = 83,022.03 × 15,902.12
  4. Step 4: Simplify right side
    55,353.98x = 1,320,225,868.59
  5. Step 5: Solve for x
    x = 1,320,225,868.59/55,353.98
  6. Step 6: Final answer
    x = 23,850.61

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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.