Home / 38,629.70-57,933.39-17,558

Finding the Fourth Proportional to 38,629.70, 57,933.39 and 17,558

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Solution

The fourth proportional to 38,629.70, 57,933.39 and 17,558 is: 26,331.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,629.70 : 57,933.39 = 17,558 : x
  2. Step 2: Convert to fraction form
    38,629.70/57,933.39 = 17,558/x
  3. Step 3: Cross multiply
    38,629.70x = 57,933.39 × 17,558
  4. Step 4: Simplify right side
    38,629.70x = 1,017,194,461.62
  5. Step 5: Solve for x
    x = 1,017,194,461.62/38,629.70
  6. Step 6: Final answer
    x = 26,331.93

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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.