Home / 18,255.30-27,414.54-17,424.24

Finding the Fourth Proportional to 18,255.30, 27,414.54 and 17,424.24

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Solution

The fourth proportional to 18,255.30, 27,414.54 and 17,424.24 is: 26,166.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,255.30 : 27,414.54 = 17,424.24 : x
  2. Step 2: Convert to fraction form
    18,255.30/27,414.54 = 17,424.24/x
  3. Step 3: Cross multiply
    18,255.30x = 27,414.54 × 17,424.24
  4. Step 4: Simplify right side
    18,255.30x = 477,677,524.45
  5. Step 5: Solve for x
    x = 477,677,524.45/18,255.30
  6. Step 6: Final answer
    x = 26,166.51

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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.