Home / 36,093.31-49,809.86-20,178.43

Finding the Fourth Proportional to 36,093.31, 49,809.86 and 20,178.43

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Solution

The fourth proportional to 36,093.31, 49,809.86 and 20,178.43 is: 27,846.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,093.31 : 49,809.86 = 20,178.43 : x
  2. Step 2: Convert to fraction form
    36,093.31/49,809.86 = 20,178.43/x
  3. Step 3: Cross multiply
    36,093.31x = 49,809.86 × 20,178.43
  4. Step 4: Simplify right side
    36,093.31x = 1,005,084,773.32
  5. Step 5: Solve for x
    x = 1,005,084,773.32/36,093.31
  6. Step 6: Final answer
    x = 27,846.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.