Home / 20,554.24-30,829.09-5,763.75

Finding the Fourth Proportional to 20,554.24, 30,829.09 and 5,763.75

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Solution

The fourth proportional to 20,554.24, 30,829.09 and 5,763.75 is: 8,644.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,554.24 : 30,829.09 = 5,763.75 : x
  2. Step 2: Convert to fraction form
    20,554.24/30,829.09 = 5,763.75/x
  3. Step 3: Cross multiply
    20,554.24x = 30,829.09 × 5,763.75
  4. Step 4: Simplify right side
    20,554.24x = 177,691,167.49
  5. Step 5: Solve for x
    x = 177,691,167.49/20,554.24
  6. Step 6: Final answer
    x = 8,644.99

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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.