Home / 36,033.93-54,039.96-21,238.88

Finding the Fourth Proportional to 36,033.93, 54,039.96 and 21,238.88

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Solution

The fourth proportional to 36,033.93, 54,039.96 and 21,238.88 is: 31,851.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,033.93 : 54,039.96 = 21,238.88 : x
  2. Step 2: Convert to fraction form
    36,033.93/54,039.96 = 21,238.88/x
  3. Step 3: Cross multiply
    36,033.93x = 54,039.96 × 21,238.88
  4. Step 4: Simplify right side
    36,033.93x = 1,147,747,955.45
  5. Step 5: Solve for x
    x = 1,147,747,955.45/36,033.93
  6. Step 6: Final answer
    x = 31,851.87

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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.