Home / 18,154.35-27,193.25-8,301.92

Finding the Fourth Proportional to 18,154.35, 27,193.25 and 8,301.92

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Solution

The fourth proportional to 18,154.35, 27,193.25 and 8,301.92 is: 12,435.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,154.35 : 27,193.25 = 8,301.92 : x
  2. Step 2: Convert to fraction form
    18,154.35/27,193.25 = 8,301.92/x
  3. Step 3: Cross multiply
    18,154.35x = 27,193.25 × 8,301.92
  4. Step 4: Simplify right side
    18,154.35x = 225,756,070.83
  5. Step 5: Solve for x
    x = 225,756,070.83/18,154.35
  6. Step 6: Final answer
    x = 12,435.37

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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.