Home / 18,537.56-25,581.94-10,154.06

Finding the Fourth Proportional to 18,537.56, 25,581.94 and 10,154.06

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Solution

The fourth proportional to 18,537.56, 25,581.94 and 10,154.06 is: 14,012.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,537.56 : 25,581.94 = 10,154.06 : x
  2. Step 2: Convert to fraction form
    18,537.56/25,581.94 = 10,154.06/x
  3. Step 3: Cross multiply
    18,537.56x = 25,581.94 × 10,154.06
  4. Step 4: Simplify right side
    18,537.56x = 259,760,553.68
  5. Step 5: Solve for x
    x = 259,760,553.68/18,537.56
  6. Step 6: Final answer
    x = 14,012.66

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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.