Home / 16,918.75-25,380.55-5,232.88

Finding the Fourth Proportional to 16,918.75, 25,380.55 and 5,232.88

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Solution

The fourth proportional to 16,918.75, 25,380.55 and 5,232.88 is: 7,850.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,918.75 : 25,380.55 = 5,232.88 : x
  2. Step 2: Convert to fraction form
    16,918.75/25,380.55 = 5,232.88/x
  3. Step 3: Cross multiply
    16,918.75x = 25,380.55 × 5,232.88
  4. Step 4: Simplify right side
    16,918.75x = 132,813,372.48
  5. Step 5: Solve for x
    x = 132,813,372.48/16,918.75
  6. Step 6: Final answer
    x = 7,850.07

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1.5x scale

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.