Home / 17,118.75-23,622.99-9,563.55

Finding the Fourth Proportional to 17,118.75, 23,622.99 and 9,563.55

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Solution

The fourth proportional to 17,118.75, 23,622.99 and 9,563.55 is: 13,197.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,118.75 : 23,622.99 = 9,563.55 : x
  2. Step 2: Convert to fraction form
    17,118.75/23,622.99 = 9,563.55/x
  3. Step 3: Cross multiply
    17,118.75x = 23,622.99 × 9,563.55
  4. Step 4: Simplify right side
    17,118.75x = 225,919,646.01
  5. Step 5: Solve for x
    x = 225,919,646.01/17,118.75
  6. Step 6: Final answer
    x = 13,197.20

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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.