Home / 17,222.70-23,777.22-11,567.52

Finding the Fourth Proportional to 17,222.70, 23,777.22 and 11,567.52

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Solution

The fourth proportional to 17,222.70, 23,777.22 and 11,567.52 is: 15,969.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,222.70 : 23,777.22 = 11,567.52 : x
  2. Step 2: Convert to fraction form
    17,222.70/23,777.22 = 11,567.52/x
  3. Step 3: Cross multiply
    17,222.70x = 23,777.22 × 11,567.52
  4. Step 4: Simplify right side
    17,222.70x = 275,043,467.89
  5. Step 5: Solve for x
    x = 275,043,467.89/17,222.70
  6. Step 6: Final answer
    x = 15,969.82

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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.