Home / 36,936.95-55,351.70-21,093.08

Finding the Fourth Proportional to 36,936.95, 55,351.70 and 21,093.08

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Solution

The fourth proportional to 36,936.95, 55,351.70 and 21,093.08 is: 31,608.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,936.95 : 55,351.70 = 21,093.08 : x
  2. Step 2: Convert to fraction form
    36,936.95/55,351.70 = 21,093.08/x
  3. Step 3: Cross multiply
    36,936.95x = 55,351.70 × 21,093.08
  4. Step 4: Simplify right side
    36,936.95x = 1,167,537,730.77
  5. Step 5: Solve for x
    x = 1,167,537,730.77/36,936.95
  6. Step 6: Final answer
    x = 31,608.94

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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.