Home / 18,176.04-25,076.52-11,892.06

Finding the Fourth Proportional to 18,176.04, 25,076.52 and 11,892.06

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Solution

The fourth proportional to 18,176.04, 25,076.52 and 11,892.06 is: 16,406.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,176.04 : 25,076.52 = 11,892.06 : x
  2. Step 2: Convert to fraction form
    18,176.04/25,076.52 = 11,892.06/x
  3. Step 3: Cross multiply
    18,176.04x = 25,076.52 × 11,892.06
  4. Step 4: Simplify right side
    18,176.04x = 298,211,480.43
  5. Step 5: Solve for x
    x = 298,211,480.43/18,176.04
  6. Step 6: Final answer
    x = 16,406.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.