Home / 55,379.57-83,069.39-15,936.73

Finding the Fourth Proportional to 55,379.57, 83,069.39 and 15,936.73

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Solution

The fourth proportional to 55,379.57, 83,069.39 and 15,936.73 is: 23,905.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,379.57 : 83,069.39 = 15,936.73 : x
  2. Step 2: Convert to fraction form
    55,379.57/83,069.39 = 15,936.73/x
  3. Step 3: Cross multiply
    55,379.57x = 83,069.39 × 15,936.73
  4. Step 4: Simplify right side
    55,379.57x = 1,323,854,271.86
  5. Step 5: Solve for x
    x = 1,323,854,271.86/55,379.57
  6. Step 6: Final answer
    x = 23,905.10

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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.