Home / 54,630.26-75,372.14-33,128.62

Finding the Fourth Proportional to 54,630.26, 75,372.14 and 33,128.62

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Solution

The fourth proportional to 54,630.26, 75,372.14 and 33,128.62 is: 45,706.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,630.26 : 75,372.14 = 33,128.62 : x
  2. Step 2: Convert to fraction form
    54,630.26/75,372.14 = 33,128.62/x
  3. Step 3: Cross multiply
    54,630.26x = 75,372.14 × 33,128.62
  4. Step 4: Simplify right side
    54,630.26x = 2,496,974,984.65
  5. Step 5: Solve for x
    x = 2,496,974,984.65/54,630.26
  6. Step 6: Final answer
    x = 45,706.81

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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.