Home / 18,542.58-27,787.86-10,226.48

Finding the Fourth Proportional to 18,542.58, 27,787.86 and 10,226.48

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Solution

The fourth proportional to 18,542.58, 27,787.86 and 10,226.48 is: 15,325.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,542.58 : 27,787.86 = 10,226.48 : x
  2. Step 2: Convert to fraction form
    18,542.58/27,787.86 = 10,226.48/x
  3. Step 3: Cross multiply
    18,542.58x = 27,787.86 × 10,226.48
  4. Step 4: Simplify right side
    18,542.58x = 284,171,994.53
  5. Step 5: Solve for x
    x = 284,171,994.53/18,542.58
  6. Step 6: Final answer
    x = 15,325.38

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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.