Home / 17,238.71-23,789.44-9,685.04

Finding the Fourth Proportional to 17,238.71, 23,789.44 and 9,685.04

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Solution

The fourth proportional to 17,238.71, 23,789.44 and 9,685.04 is: 13,365.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,238.71 : 23,789.44 = 9,685.04 : x
  2. Step 2: Convert to fraction form
    17,238.71/23,789.44 = 9,685.04/x
  3. Step 3: Cross multiply
    17,238.71x = 23,789.44 × 9,685.04
  4. Step 4: Simplify right side
    17,238.71x = 230,401,677.98
  5. Step 5: Solve for x
    x = 230,401,677.98/17,238.71
  6. Step 6: Final answer
    x = 13,365.37

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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.