Home / 36,911.94-55,376.70-11,952

Finding the Fourth Proportional to 36,911.94, 55,376.70 and 11,952

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Solution

The fourth proportional to 36,911.94, 55,376.70 and 11,952 is: 17,930.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,911.94 : 55,376.70 = 11,952 : x
  2. Step 2: Convert to fraction form
    36,911.94/55,376.70 = 11,952/x
  3. Step 3: Cross multiply
    36,911.94x = 55,376.70 × 11,952
  4. Step 4: Simplify right side
    36,911.94x = 661,862,318.40
  5. Step 5: Solve for x
    x = 661,862,318.40/36,911.94
  6. Step 6: Final answer
    x = 17,930.85

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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.