Home / 18,537.62-25,584.35-10,581.39

Finding the Fourth Proportional to 18,537.62, 25,584.35 and 10,581.39

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Solution

The fourth proportional to 18,537.62, 25,584.35 and 10,581.39 is: 14,603.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,537.62 : 25,584.35 = 10,581.39 : x
  2. Step 2: Convert to fraction form
    18,537.62/25,584.35 = 10,581.39/x
  3. Step 3: Cross multiply
    18,537.62x = 25,584.35 × 10,581.39
  4. Step 4: Simplify right side
    18,537.62x = 270,717,932.34
  5. Step 5: Solve for x
    x = 270,717,932.34/18,537.62
  6. Step 6: Final answer
    x = 14,603.71

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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.