Home / 38,936.76-53,744.48-33,687.96

Finding the Fourth Proportional to 38,936.76, 53,744.48 and 33,687.96

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Solution

The fourth proportional to 38,936.76, 53,744.48 and 33,687.96 is: 46,499.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,936.76 : 53,744.48 = 33,687.96 : x
  2. Step 2: Convert to fraction form
    38,936.76/53,744.48 = 33,687.96/x
  3. Step 3: Cross multiply
    38,936.76x = 53,744.48 × 33,687.96
  4. Step 4: Simplify right side
    38,936.76x = 1,810,541,892.46
  5. Step 5: Solve for x
    x = 1,810,541,892.46/38,936.76
  6. Step 6: Final answer
    x = 46,499.55

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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.