Home / 18,529.34-27,821.69-18,252.54

Finding the Fourth Proportional to 18,529.34, 27,821.69 and 18,252.54

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Solution

The fourth proportional to 18,529.34, 27,821.69 and 18,252.54 is: 27,406.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,529.34 : 27,821.69 = 18,252.54 : x
  2. Step 2: Convert to fraction form
    18,529.34/27,821.69 = 18,252.54/x
  3. Step 3: Cross multiply
    18,529.34x = 27,821.69 × 18,252.54
  4. Step 4: Simplify right side
    18,529.34x = 507,816,418.33
  5. Step 5: Solve for x
    x = 507,816,418.33/18,529.34
  6. Step 6: Final answer
    x = 27,406.08

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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.