Home / 35,833.24-49,451.70-19,918

Finding the Fourth Proportional to 35,833.24, 49,451.70 and 19,918

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Solution

The fourth proportional to 35,833.24, 49,451.70 and 19,918 is: 27,487.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,833.24 : 49,451.70 = 19,918 : x
  2. Step 2: Convert to fraction form
    35,833.24/49,451.70 = 19,918/x
  3. Step 3: Cross multiply
    35,833.24x = 49,451.70 × 19,918
  4. Step 4: Simplify right side
    35,833.24x = 984,978,960.60
  5. Step 5: Solve for x
    x = 984,978,960.60/35,833.24
  6. Step 6: Final answer
    x = 27,487.86

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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.