Home / 18,537.14-25,581.30-10,153.64

Finding the Fourth Proportional to 18,537.14, 25,581.30 and 10,153.64

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Solution

The fourth proportional to 18,537.14, 25,581.30 and 10,153.64 is: 14,012.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,537.14 : 25,581.30 = 10,153.64 : x
  2. Step 2: Convert to fraction form
    18,537.14/25,581.30 = 10,153.64/x
  3. Step 3: Cross multiply
    18,537.14x = 25,581.30 × 10,153.64
  4. Step 4: Simplify right side
    18,537.14x = 259,743,310.93
  5. Step 5: Solve for x
    x = 259,743,310.93/18,537.14
  6. Step 6: Final answer
    x = 14,012.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.