Home / 18,078.94-24,941.64-11,009.44

Finding the Fourth Proportional to 18,078.94, 24,941.64 and 11,009.44

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Solution

The fourth proportional to 18,078.94, 24,941.64 and 11,009.44 is: 15,188.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,078.94 : 24,941.64 = 11,009.44 : x
  2. Step 2: Convert to fraction form
    18,078.94/24,941.64 = 11,009.44/x
  3. Step 3: Cross multiply
    18,078.94x = 24,941.64 × 11,009.44
  4. Step 4: Simplify right side
    18,078.94x = 274,593,489.08
  5. Step 5: Solve for x
    x = 274,593,489.08/18,078.94
  6. Step 6: Final answer
    x = 15,188.58

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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.