Home / 18,240.76-27,360.24-5,092.84

Finding the Fourth Proportional to 18,240.76, 27,360.24 and 5,092.84

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Solution

The fourth proportional to 18,240.76, 27,360.24 and 5,092.84 is: 7,639.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,240.76 : 27,360.24 = 5,092.84 : x
  2. Step 2: Convert to fraction form
    18,240.76/27,360.24 = 5,092.84/x
  3. Step 3: Cross multiply
    18,240.76x = 27,360.24 × 5,092.84
  4. Step 4: Simplify right side
    18,240.76x = 139,341,324.68
  5. Step 5: Solve for x
    x = 139,341,324.68/18,240.76
  6. Step 6: Final answer
    x = 7,639.01

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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.