Home / 17,218.35-23,759.50-9,665.51

Finding the Fourth Proportional to 17,218.35, 23,759.50 and 9,665.51

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Solution

The fourth proportional to 17,218.35, 23,759.50 and 9,665.51 is: 13,337.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,218.35 : 23,759.50 = 9,665.51 : x
  2. Step 2: Convert to fraction form
    17,218.35/23,759.50 = 9,665.51/x
  3. Step 3: Cross multiply
    17,218.35x = 23,759.50 × 9,665.51
  4. Step 4: Simplify right side
    17,218.35x = 229,647,782.75
  5. Step 5: Solve for x
    x = 229,647,782.75/17,218.35
  6. Step 6: Final answer
    x = 13,337.38

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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.