Home / 17,189.12-23,715.66-9,634.41

Finding the Fourth Proportional to 17,189.12, 23,715.66 and 9,634.41

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Solution

The fourth proportional to 17,189.12, 23,715.66 and 9,634.41 is: 13,292.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,189.12 : 23,715.66 = 9,634.41 : x
  2. Step 2: Convert to fraction form
    17,189.12/23,715.66 = 9,634.41/x
  3. Step 3: Cross multiply
    17,189.12x = 23,715.66 × 9,634.41
  4. Step 4: Simplify right side
    17,189.12x = 228,486,273.28
  5. Step 5: Solve for x
    x = 228,486,273.28/17,189.12
  6. Step 6: Final answer
    x = 13,292.49

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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.