Home / 12,243.80-18,362.90-5,997.56

Finding the Fourth Proportional to 12,243.80, 18,362.90 and 5,997.56

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Solution

The fourth proportional to 12,243.80, 18,362.90 and 5,997.56 is: 8,994.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,243.80 : 18,362.90 = 5,997.56 : x
  2. Step 2: Convert to fraction form
    12,243.80/18,362.90 = 5,997.56/x
  3. Step 3: Cross multiply
    12,243.80x = 18,362.90 × 5,997.56
  4. Step 4: Simplify right side
    12,243.80x = 110,132,594.52
  5. Step 5: Solve for x
    x = 110,132,594.52/12,243.80
  6. Step 6: Final answer
    x = 8,994.97

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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.