Home / 18,350.42-27,525.49-10,905.58

Finding the Fourth Proportional to 18,350.42, 27,525.49 and 10,905.58

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Solution

The fourth proportional to 18,350.42, 27,525.49 and 10,905.58 is: 16,358.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,350.42 : 27,525.49 = 10,905.58 : x
  2. Step 2: Convert to fraction form
    18,350.42/27,525.49 = 10,905.58/x
  3. Step 3: Cross multiply
    18,350.42x = 27,525.49 × 10,905.58
  4. Step 4: Simplify right side
    18,350.42x = 300,181,433.23
  5. Step 5: Solve for x
    x = 300,181,433.23/18,350.42
  6. Step 6: Final answer
    x = 16,358.29

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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.