Home / 18,076.74-24,944.88-10,118.80

Finding the Fourth Proportional to 18,076.74, 24,944.88 and 10,118.80

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Solution

The fourth proportional to 18,076.74, 24,944.88 and 10,118.80 is: 13,963.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,076.74 : 24,944.88 = 10,118.80 : x
  2. Step 2: Convert to fraction form
    18,076.74/24,944.88 = 10,118.80/x
  3. Step 3: Cross multiply
    18,076.74x = 24,944.88 × 10,118.80
  4. Step 4: Simplify right side
    18,076.74x = 252,412,251.74
  5. Step 5: Solve for x
    x = 252,412,251.74/18,076.74
  6. Step 6: Final answer
    x = 13,963.37

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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.