Home / 18,076.30-24,945.55-10,118.45

Finding the Fourth Proportional to 18,076.30, 24,945.55 and 10,118.45

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Solution

The fourth proportional to 18,076.30, 24,945.55 and 10,118.45 is: 13,963.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,076.30 : 24,945.55 = 10,118.45 : x
  2. Step 2: Convert to fraction form
    18,076.30/24,945.55 = 10,118.45/x
  3. Step 3: Cross multiply
    18,076.30x = 24,945.55 × 10,118.45
  4. Step 4: Simplify right side
    18,076.30x = 252,410,337.47
  5. Step 5: Solve for x
    x = 252,410,337.47/18,076.30
  6. Step 6: Final answer
    x = 13,963.61

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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.