Home / 18,467.62-27,669.92-10,154.60

Finding the Fourth Proportional to 18,467.62, 27,669.92 and 10,154.60

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Solution

The fourth proportional to 18,467.62, 27,669.92 and 10,154.60 is: 15,214.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,467.62 : 27,669.92 = 10,154.60 : x
  2. Step 2: Convert to fraction form
    18,467.62/27,669.92 = 10,154.60/x
  3. Step 3: Cross multiply
    18,467.62x = 27,669.92 × 10,154.60
  4. Step 4: Simplify right side
    18,467.62x = 280,976,969.63
  5. Step 5: Solve for x
    x = 280,976,969.63/18,467.62
  6. Step 6: Final answer
    x = 15,214.57

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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.