Home / 18,375.22-27,540.95-10,567.63

Finding the Fourth Proportional to 18,375.22, 27,540.95 and 10,567.63

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Solution

The fourth proportional to 18,375.22, 27,540.95 and 10,567.63 is: 15,838.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,375.22 : 27,540.95 = 10,567.63 : x
  2. Step 2: Convert to fraction form
    18,375.22/27,540.95 = 10,567.63/x
  3. Step 3: Cross multiply
    18,375.22x = 27,540.95 × 10,567.63
  4. Step 4: Simplify right side
    18,375.22x = 291,042,431.74
  5. Step 5: Solve for x
    x = 291,042,431.74/18,375.22
  6. Step 6: Final answer
    x = 15,838.86

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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.