Home / 18,204.45-27,265.06-11,540.63

Finding the Fourth Proportional to 18,204.45, 27,265.06 and 11,540.63

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Solution

The fourth proportional to 18,204.45, 27,265.06 and 11,540.63 is: 17,284.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,204.45 : 27,265.06 = 11,540.63 : x
  2. Step 2: Convert to fraction form
    18,204.45/27,265.06 = 11,540.63/x
  3. Step 3: Cross multiply
    18,204.45x = 27,265.06 × 11,540.63
  4. Step 4: Simplify right side
    18,204.45x = 314,655,833.69
  5. Step 5: Solve for x
    x = 314,655,833.69/18,204.45
  6. Step 6: Final answer
    x = 17,284.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.