Home / 17,204.55-23,753.70-13,218.54

Finding the Fourth Proportional to 17,204.55, 23,753.70 and 13,218.54

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Solution

The fourth proportional to 17,204.55, 23,753.70 and 13,218.54 is: 18,250.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,204.55 : 23,753.70 = 13,218.54 : x
  2. Step 2: Convert to fraction form
    17,204.55/23,753.70 = 13,218.54/x
  3. Step 3: Cross multiply
    17,204.55x = 23,753.70 × 13,218.54
  4. Step 4: Simplify right side
    17,204.55x = 313,989,233.60
  5. Step 5: Solve for x
    x = 313,989,233.60/17,204.55
  6. Step 6: Final answer
    x = 18,250.36

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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.