Home / 18,108.16-24,992.42-10,450.08

Finding the Fourth Proportional to 18,108.16, 24,992.42 and 10,450.08

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Solution

The fourth proportional to 18,108.16, 24,992.42 and 10,450.08 is: 14,422.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,108.16 : 24,992.42 = 10,450.08 : x
  2. Step 2: Convert to fraction form
    18,108.16/24,992.42 = 10,450.08/x
  3. Step 3: Cross multiply
    18,108.16x = 24,992.42 × 10,450.08
  4. Step 4: Simplify right side
    18,108.16x = 261,172,736.14
  5. Step 5: Solve for x
    x = 261,172,736.14/18,108.16
  6. Step 6: Final answer
    x = 14,422.93

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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.