Home / 18,567.20-27,823.68-10,645.44

Finding the Fourth Proportional to 18,567.20, 27,823.68 and 10,645.44

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Solution

The fourth proportional to 18,567.20, 27,823.68 and 10,645.44 is: 15,952.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,567.20 : 27,823.68 = 10,645.44 : x
  2. Step 2: Convert to fraction form
    18,567.20/27,823.68 = 10,645.44/x
  3. Step 3: Cross multiply
    18,567.20x = 27,823.68 × 10,645.44
  4. Step 4: Simplify right side
    18,567.20x = 296,195,316.02
  5. Step 5: Solve for x
    x = 296,195,316.02/18,567.20
  6. Step 6: Final answer
    x = 15,952.61

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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.