Home / 18,416.14-27,625.99-7,320.34

Finding the Fourth Proportional to 18,416.14, 27,625.99 and 7,320.34

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Solution

The fourth proportional to 18,416.14, 27,625.99 and 7,320.34 is: 10,981.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,416.14 : 27,625.99 = 7,320.34 : x
  2. Step 2: Convert to fraction form
    18,416.14/27,625.99 = 7,320.34/x
  3. Step 3: Cross multiply
    18,416.14x = 27,625.99 × 7,320.34
  4. Step 4: Simplify right side
    18,416.14x = 202,231,464.90
  5. Step 5: Solve for x
    x = 202,231,464.90/18,416.14
  6. Step 6: Final answer
    x = 10,981.21

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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.