Home / 18,554.14-27,765.50-11,537.45

Finding the Fourth Proportional to 18,554.14, 27,765.50 and 11,537.45

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Solution

The fourth proportional to 18,554.14, 27,765.50 and 11,537.45 is: 17,265.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,554.14 : 27,765.50 = 11,537.45 : x
  2. Step 2: Convert to fraction form
    18,554.14/27,765.50 = 11,537.45/x
  3. Step 3: Cross multiply
    18,554.14x = 27,765.50 × 11,537.45
  4. Step 4: Simplify right side
    18,554.14x = 320,343,067.98
  5. Step 5: Solve for x
    x = 320,343,067.98/18,554.14
  6. Step 6: Final answer
    x = 17,265.32

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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.