Home / 16,991.62-23,452.89-9,542.02

Finding the Fourth Proportional to 16,991.62, 23,452.89 and 9,542.02

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Solution

The fourth proportional to 16,991.62, 23,452.89 and 9,542.02 is: 13,170.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,991.62 : 23,452.89 = 9,542.02 : x
  2. Step 2: Convert to fraction form
    16,991.62/23,452.89 = 9,542.02/x
  3. Step 3: Cross multiply
    16,991.62x = 23,452.89 × 9,542.02
  4. Step 4: Simplify right side
    16,991.62x = 223,787,945.44
  5. Step 5: Solve for x
    x = 223,787,945.44/16,991.62
  6. Step 6: Final answer
    x = 13,170.49

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1.5x scale

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.