Home / 18,626.16-27,906.36-18,166.92

Finding the Fourth Proportional to 18,626.16, 27,906.36 and 18,166.92

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Solution

The fourth proportional to 18,626.16, 27,906.36 and 18,166.92 is: 27,218.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,626.16 : 27,906.36 = 18,166.92 : x
  2. Step 2: Convert to fraction form
    18,626.16/27,906.36 = 18,166.92/x
  3. Step 3: Cross multiply
    18,626.16x = 27,906.36 × 18,166.92
  4. Step 4: Simplify right side
    18,626.16x = 506,972,609.61
  5. Step 5: Solve for x
    x = 506,972,609.61/18,626.16
  6. Step 6: Final answer
    x = 27,218.31

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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.