Home / 18,023.47-27,044.90-7,500.75

Finding the Fourth Proportional to 18,023.47, 27,044.90 and 7,500.75

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Solution

The fourth proportional to 18,023.47, 27,044.90 and 7,500.75 is: 11,255.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,023.47 : 27,044.90 = 7,500.75 : x
  2. Step 2: Convert to fraction form
    18,023.47/27,044.90 = 7,500.75/x
  3. Step 3: Cross multiply
    18,023.47x = 27,044.90 × 7,500.75
  4. Step 4: Simplify right side
    18,023.47x = 202,856,922.88
  5. Step 5: Solve for x
    x = 202,856,922.88/18,023.47
  6. Step 6: Final answer
    x = 11,255.16

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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.